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n4stackexchange.
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
rdfhttp://www.w3.org/1999/02/22-rdf-syntax-ns#
provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:78177785
rdf:type
prov:Entity
prov:value
Could we instead have said if m is a proper subset of a for every a in E, then m is an element of a for every a in E, so m is fact an element of the intersection, which is not allowed; thus m must be equal to a for some a in E?
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n4:com
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isap:54428713
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isa:78177785