Assertion: bagpipe's bag | /r/HasProperty | goatskin
Facets:
value: in the earliest ones
type: TEMPORAL
value: typically
type: DEGREE
Source sentences:
text: In the earliest ones the bag is typically a bladder or a whole sheepskin or goatskin, minus the hindquarters; later, two pieces of skin were cut to shape and sewn together.
text: The early bag was an animal bladder or a nearly whole sheepskin or goatskin.