Assertion: dagger | /r/MadeOf | bone
Facets:
value: in neolithic times
type: TEMPORAL
Source sentences:
text: The earliest daggers were made of materials such as flint, ivory or bone in Neolithic times.
text: The first daggers were made from ivory, bones and other materials.
text: In Neolithic times, daggers were made of things like flint, bone, or ivory.
text: The first daggers were made from ivory, bones and other materials.