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Fix exception caused by restrictions in OWL (#8341)

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Description: Fix exception caused by restrictions in OWL
Issue: #8331
Dependencies: none
Maintainer: @baskaryan
This commit is contained in:
Caitlin2694
2023-07-28 07:51:32 +08:00
committed by GitHub
parent cddd8ae83d
commit b2e4b9dca4
1 changed files with 8 additions and 1 deletions
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9
libs/langchain/langchain/graphs/rdf_graph.py
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@@ -32,7 +32,14 @@ cls_query_rdfs = prefixes["rdfs"] + (
"""}"""
)
cls_query_owl = cls_query_rdfs
cls_query_owl = prefixes["rdfs"] + (
"""SELECT DISTINCT ?cls ?com\n"""
"""WHERE { \n"""
""" ?instance a/rdfs:subClassOf* ?cls . \n"""
""" FILTER (isIRI(?cls)) . \n"""
""" OPTIONAL { ?cls rdfs:comment ?com } \n"""
"""}"""
)
rel_query_rdf = prefixes["rdfs"] + (
"""SELECT DISTINCT ?rel ?com\n"""