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<http://webisa.webdatacommons.org/prov/307871549>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/225674300> .
<http://webisa.webdatacommons.org/225674300>	<http://www.w3.org/ns/prov#value>	"What tumor is derived from primitive streak remnants and often contains bone, hair, or other tissue types?" .
<http://webisa.webdatacommons.org/225674300>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<studyblue.com> .