diff --git a/src/envo/envo-edit.owl b/src/envo/envo-edit.owl
index 78b4695f..55e3b29d 100644
--- a/src/envo/envo-edit.owl
+++ b/src/envo/envo-edit.owl
@@ -20785,6 +20785,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#hasDbXref> <ht
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000181> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000181> "Preliminary definition. Depending on whether mangrove trees or shrubs are present, this class could be a child of shrubland biome or woodland biome. Consider creating the appropriate classes.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000181> "mangrove biome")
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000181> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_00000446> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0002507> <http://purl.obolibrary.org/obo/ENVO_00000057>)))
 SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000181> <http://purl.obolibrary.org/obo/ENVO_00000446>)
 SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000181> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000051> <http://purl.obolibrary.org/obo/ENVO_00000057>))
 
@@ -20795,8 +20796,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000182> "2013-04-07T14:28:08Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000182> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000182> "temperate desert biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000182> <http://purl.obolibrary.org/obo/ENVO_01000179>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000182> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000206>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000182> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000179> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000206>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000183> (tropical desert biome)
 
@@ -20805,8 +20805,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000183> "2013-04-07T14:28:08Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000183> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000183> "tropical desert biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000183> <http://purl.obolibrary.org/obo/ENVO_01000179>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000183> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000183> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000179> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000184> (subtropical desert biome)
 
@@ -20815,8 +20814,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000184> "2013-04-07T14:28:08Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000184> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000184> "subtropical desert biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000184> <http://purl.obolibrary.org/obo/ENVO_01000179>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000184> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000184> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000179> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000185> (montane desert biome)
 
@@ -20825,8 +20823,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000185> "2013-04-07T14:28:08Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000185> "Preliminary definition.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000185> "montane desert biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000185> <http://purl.obolibrary.org/obo/ENVO_01000179>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000185> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000342>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000185> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000179> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000342>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000186> (polar desert biome)
 
@@ -20836,8 +20833,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000186> <http://purl.obolibrary.org/obo/envo#envoPolar>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000186> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000186> "polar desert biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000186> <http://purl.obolibrary.org/obo/ENVO_01000179>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000186> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000238>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000186> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000179> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000238>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000187> (subtropical savanna biome)
 
@@ -20847,8 +20843,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000187> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000187> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000187> "subtropical savanna biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000187> <http://purl.obolibrary.org/obo/ENVO_01000178>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000187> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000187> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000178> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000188> (tropical savanna biome)
 
@@ -20858,8 +20853,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000188> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000188> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000188> "tropical savanna biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000188> <http://purl.obolibrary.org/obo/ENVO_01000178>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000188> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000188> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000178> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000189> (temperate savanna biome)
 
@@ -21070,8 +21064,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000208> "2013-04-07T15:01:04Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000208> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000208> "mediterranean woodland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000208> <http://purl.obolibrary.org/obo/ENVO_01000222>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000208> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000207>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000208> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000222> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000207>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000209> (subtropical coniferous forest biome)
 
@@ -21081,8 +21074,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000209> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000209> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000209> "subtropical coniferous forest biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000209> <http://purl.obolibrary.org/obo/ENVO_01000196>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000209> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000209> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000196> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000210> (tropical coniferous forest biome)
 
@@ -21126,8 +21118,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000213> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000213> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000213> "subtropical shrubland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000213> <http://purl.obolibrary.org/obo/ENVO_01000176>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000213> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000213> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000176> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000214> (tropical shrubland biome)
 
@@ -21137,8 +21128,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000214> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000214> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000214> "tropical shrubland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000214> <http://purl.obolibrary.org/obo/ENVO_01000176>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000214> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000214> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000176> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000215> (temperate shrubland biome)
 
@@ -21148,8 +21138,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#hasBroadSynonym> <http://purl.obolibrary.org/obo/ENVO_01000215> "prairie biome")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000215> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000215> "temperate shrubland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000215> <http://purl.obolibrary.org/obo/ENVO_01000176>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000215> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000206>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000215> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000176> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000206>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000216> (montane shrubland biome)
 
@@ -21159,8 +21148,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000216> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000216> "Preliminary definition.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000216> "montane shrubland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000216> <http://purl.obolibrary.org/obo/ENVO_01000176>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000216> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000342>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000216> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000176> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000342>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000217> (mediterranean shrubland biome)
 
@@ -21170,8 +21158,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date>
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000217> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000217> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000217> "mediterranean shrubland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000217> <http://purl.obolibrary.org/obo/ENVO_01000213>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000217> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000207>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000217> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000176> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000207>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000218> (xeric shrubland biome)
 
@@ -21203,8 +21190,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000220> "2013-04-07T15:01:04Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000220> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000220> "tropical woodland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000220> <http://purl.obolibrary.org/obo/ENVO_01000175>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000220> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000220> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000175> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000221> (temperate woodland biome)
 
@@ -21223,8 +21209,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000222> "2013-04-07T15:01:04Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000222> "Preliminary definition. The semantics and definitions of \"mediterranean\", \"subtropical\", \"tropical\", \"temperate\", \"polar\", and similar climate types may be transferred to an \"environmental condition\" class once the semantics of this class have been established.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000222> "subtropical woodland biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000222> <http://purl.obolibrary.org/obo/ENVO_01000175>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000222> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000222> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000175> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000205>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000223> (montane savanna biome)
 
@@ -21233,8 +21218,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000223> "2013-04-07T16:50:01Z")
 AnnotationAssertion(rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01000223> "Preliminary definition.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000223> "montane savanna biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000223> <http://purl.obolibrary.org/obo/ENVO_01000178>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000223> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000342>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000223> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000178> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000342>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000224> (mediterranean grassland biome)
 
@@ -21298,8 +21282,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#created_by> <h
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#creation_date> <http://purl.obolibrary.org/obo/ENVO_01000229> "2013-04-24T12:20:42Z")
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000229> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000229> "mediterranean savanna biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000229> <http://purl.obolibrary.org/obo/ENVO_01000187>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000229> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000207>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000229> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000178> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000207>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000230> (arid)
 
@@ -21512,8 +21495,7 @@ AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#hasNarrowSynon
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#hasNarrowSynonym> <http://purl.obolibrary.org/obo/ENVO_01000250> "taiga")
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000250> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000250> "subpolar coniferous forest biome")
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000250> <http://purl.obolibrary.org/obo/ENVO_01000196>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000250> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000251>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000250> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000196> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000251>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000251> (subpolar)
 
@@ -26947,8 +26929,7 @@ SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000853> ObjectSomeValuesFrom(<
 AnnotationAssertion(<http://purl.obolibrary.org/obo/IAO_0000115> <http://purl.obolibrary.org/obo/ENVO_01000854> "A marine coral reef biome which is located in a region with a tropical climate.")
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000854> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000854> "tropical marine coral reef biome"@en)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000854> <http://purl.obolibrary.org/obo/ENVO_01000049>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000854> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000854> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000049> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000855> (area of mixed forest)
 
@@ -26990,8 +26971,7 @@ SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000858> ObjectSomeValuesFrom(<
 AnnotationAssertion(<http://purl.obolibrary.org/obo/IAO_0000115> <http://purl.obolibrary.org/obo/ENVO_01000859> "A marine upwelling biome which is subject to tropical climate patterns.")
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01000859> <http://purl.obolibrary.org/obo/envo#wwfBiome>)
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01000859> "tropical marine upwelling biome"@en)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000859> <http://purl.obolibrary.org/obo/ENVO_01000858>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01000859> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01000859> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000858> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01000860> (temperate marine upwelling biome)
 
@@ -30618,8 +30598,7 @@ SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01001229> ObjectMinCardinality(2
 AnnotationAssertion(<http://purl.obolibrary.org/obo/IAO_0000115> <http://purl.obolibrary.org/obo/ENVO_01001230> "A marginal sea biome which is located in a region with a tropical climate.")
 AnnotationAssertion(<http://purl.obolibrary.org/obo/IAO_0000116> <http://purl.obolibrary.org/obo/ENVO_01001230> "A class which is complementary to the WWF Temperate Shelf and Seas ecoregions grouping")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01001230> "tropical marginal sea biome"@en)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01001230> <http://purl.obolibrary.org/obo/ENVO_01000046>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01001230> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01001230> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000046> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000204>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01001231> (kerogen)
 
@@ -33471,8 +33450,7 @@ AnnotationAssertion(Annotation(<http://www.geneontology.org/formats/oboInOwl#has
 AnnotationAssertion(<http://www.geneontology.org/formats/oboInOwl#inSubset> <http://purl.obolibrary.org/obo/ENVO_01001505> <http://purl.obolibrary.org/obo/envo#envoPolar>)
 AnnotationAssertion(Annotation(<http://www.geneontology.org/formats/oboInOwl#hasDbXref> "https://orcid.org/0000-0003-4808-4736") rdfs:comment <http://purl.obolibrary.org/obo/ENVO_01001505> "The absence of trees in this biome is primarily due to high altitude rather than high latitude. On Earth, it lies roughly between the summer isotherm of 10 degrees Centigrade and the snow line. Primary productivity is low in this biome because of the extremes of climate.")
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/ENVO_01001505> "alpine tundra biome"@en)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01001505> <http://purl.obolibrary.org/obo/ENVO_01000180>)
-SubClassOf(<http://purl.obolibrary.org/obo/ENVO_01001505> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000340>))
+EquivalentClasses(<http://purl.obolibrary.org/obo/ENVO_01001505> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/ENVO_01000180> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/RO_0000086> <http://purl.obolibrary.org/obo/ENVO_01000340>)))
 
 # Class: <http://purl.obolibrary.org/obo/ENVO_01001506> (ice calf)