Assertion: mastodon's bone | /r/HasProperty | two femur heads
Facets:
Source sentences:
text: The most remarkable bones recovered at the Cerutti Mastodon Site were two femur heads detached from their shafts and lying side by side.
text: The most remarkable bones recovered at the Cerutti Mastodon Site were two femur heads detached from their shafts and lying side by side.