Assertion: turkey's eye | /r/CapableOf | set in the front of their heads
Facets:
value: to provide binocular vision
type: PURPOSE
Source sentences:
text: (On the other hand, birds of prey such as the owl need to be able to focus on their targets, and they therefore have both eyes set in the front of their heads to provide binocular vision at the cost of a more limited field of vision.)