Assertion: cockatoo's bird | /r/HasProperty | bipedal
Facets:
Source sentences:
text: Birds are bipedal: they have two legs which are often covered with scales (small, flat plates which over-lap in the same way as feathers).
text: Birds are bipedal animals, which means they have two feet and can stand, walk, and run.
text: Birds are bipedal: they have two legs which are often covered with scales (small, flat plates which over-lap in the same way as feathers).