Assertion: okapi's neck | /r/CapableOf | give advantage
Facets:
value: in necking" contests
type: TEMPORAL
value: to establish dominance
type: PURPOSE
Source sentences:
text: Another theory, the sexual selection hypothesis, proposes that the long necks evolved as a secondary sexual characteristic, giving males an advantage in "necking" contests (see below) to establish dominance and obtain access to sexually receptive females.