<http://caligraph.org/ontology/Board_game_introduced_in_the_1820s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/19th-century_board_game>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th-century_board_games> .
<http://caligraph.org/ontology/Board_game_introduced_in_the_1860s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/Board_game_introduced_in_the_1800s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/19th-century_board_game>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://en.wikipedia.org/wiki/Category:19th_century_board_games> .
<http://caligraph.org/ontology/19th-century_board_game>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/2002/07/owl#Class> .
<http://caligraph.org/ontology/Board_game_introduced_in_the_1840s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/19th-century_board_game>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/Board_game> .
<http://caligraph.org/ontology/19th-century_board_game>	<http://www.w3.org/2000/01/rdf-schema#label>	"19th-century board game" .
<http://caligraph.org/ontology/Board_game_introduced_in_the_1850s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/Board_game_introduced_in_the_1890s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/Board_game_introduced_in_the_1880s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/Board_game_introduced_in_the_1870s>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/19th-century_board_game> .
<http://caligraph.org/ontology/19th-century_board_game>	<http://www.w3.org/2000/01/rdf-schema#subClassOf>	<http://caligraph.org/ontology/The_art> .