<http://webisa.webdatacommons.org/310530938>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/310530938>	<http://www.w3.org/ns/prov#value>	"The call index x l where l is a list returns the position number of the first" .
<http://webisa.webdatacommons.org/prov/215555422>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/310530938> .
<http://webisa.webdatacommons.org/310530938>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<cam.ac.uk> .