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PrefixNamespace IRI
n5djangoproject.
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:85653910
rdf:type
prov:Entity
prov:value
The problem is a subtle bug in the way you are calling it or how you have set unique constraints on the table, and you are likely going to be scratching your head on receipt of either the integrity error or the does not exist.
prov:wasQuotedFrom
n5:com
Subject Item
isap:510092408
prov:wasDerivedFrom
isa:85653910