<http://experiment.worldcat.org/entity/work/data/1870739180.nt> <http://rdfs.org/ns/void#inDataset> <http://purl.oclc.org/dataset/WorldCat/Works> .
<http://experiment.worldcat.org/entity/work/data/1870739180.nt> <http://schema.org/about> <http://worldcat.org/entity/work/id/1870739180> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/contributor> <http://worldcat.org/entity/person/id/2686306517> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85107113> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/name> "Problems, challenges and investigations" .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/name> "Problems, challenges and investigations"@en .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/about> <http://id.worldcat.org/fast/1012297> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85082164> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/creator> <http://worldcat.org/entity/person/id/2628738059> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/workExample> <http://www.worldcat.org/oclc/28965965> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/workExample> <http://www.worldcat.org/oclc/877742255> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/about> <http://id.loc.gov/authorities/subjects/sh85082154> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/about> <http://id.worldcat.org/fast/1077931> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/about> <http://id.worldcat.org/fast/1012163> .
<http://worldcat.org/entity/work/id/1870739180> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://schema.org/CreativeWork> .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/genre> "Problems and exercises" .
<http://worldcat.org/entity/work/id/1870739180> <http://schema.org/creator> <http://worldcat.org/entity/person/id/2665947645> .