About: http://webisa.webdatacommons.org/285185487

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Patterson et al. [27] define the f4-ratio as f4(A, O; X, C)/f4(A, O; B, C), where A and B are a sister group, C is sister to (A,B), X is a mixture of B and C, and O is the outgroup.
http://www.w3.org/ns/prov#wasQuotedFrom	haldanessieve.org