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<http://experiment.worldcat.org/entity/work/data/1870747489#Topic/chess_problems> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/Topic> .
<http://experiment.worldcat.org/entity/work/data/1870747489.nt> <http://rdfs.org/ns/void#inDataset> <http://purl.oclc.org/dataset/WorldCat/Works> .
<http://experiment.worldcat.org/entity/work/data/1870747489.nt> <http://schema.org/about> <http://worldcat.org/entity/work/id/1870747489> .
<http://worldcat.org/entity/work/id/1870747489> <http://schema.org/about> <http://id.worldcat.org/fast/853816> .
<http://worldcat.org/entity/work/id/1870747489> <http://schema.org/alternateName> "Two hundred demanding chess puzzles" .
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<http://worldcat.org/entity/work/id/1870747489> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85023133> .
<http://worldcat.org/entity/work/id/1870747489> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/CreativeWork> .
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<http://worldcat.org/entity/work/id/1870747489> <http://schema.org/about> <http://experiment.worldcat.org/entity/work/data/1870747489#Topic/schaakproblemen> .
<http://worldcat.org/entity/work/id/1870747489> <http://schema.org/workExample> <http://www.worldcat.org/oclc/33404267> .
<http://worldcat.org/entity/work/id/1870747489> <http://schema.org/about> <http://experiment.worldcat.org/entity/work/data/1870747489#Topic/chess_problems> .
<http://worldcat.org/entity/work/id/1870747489> <http://schema.org/name> "200 demanding chess puzzles" .
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