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PrefixNamespace IRI
isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
n5stackoverflow.
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:136988434
rdf:type
prov:Entity
prov:value
If your problem lies in this area it could be solved by the patch else I would suggest to capture the area in an except block and dump the variable esp the individual ordinal number's to make sure, what is passed to the Decimal is a legitimate acceptable character.
prov:wasQuotedFrom
n5:com
Subject Item
isap:200391054
prov:wasDerivedFrom
isa:136988434