Table for the 4 triples for predicate cpack:usesSystemFile in graph https://cliopatria.swi-prolog.org/packs/pirates

SubjectObject
?:gmap.pl?:library(http/html_write)
?:gmap.pl?:library(semweb/rdf_db)
?:gmap.pl?:library(settings)
?:pirates.pl?:library(semweb/rdf_db)