Assertion: lion | /r/PartOf | one sister group
Facets:
Source sentences:
text: Fact 8: Phylogenetic studies of 2006 and 2009 reveal that lion and jaguar belong to one sister group (sister group is the closest relative of one species to another).
text: Fact 9: Results of recent studies show that lion and leopard belong to one sister group which diverged around 1.95 to 3.10 million years ago.