Assertion: bagpipe's pipe | /r/HasAspect | two flap valves
Facets:
value: usually
type: TEMPORAL
value: in one of the cheeks
type: LOCATION
Source sentences:
text: Bellows-operated pipes usually have two flap valves, one in the air-inlet (in one of the bellows-cheeks) and the other in the connecting pipe between the bellows and the bag.
text: Bellows-operated pipes commonly have two flap valves, one in the air-inlet of the bellows (usually in one of the cheeks) and the other in the connecting pipe between the bellows and the bag.
text: Bellows-operated pipes usually have two flap valves, one in the air-inlet (in one of the bellows-cheeks) and the other in the connecting pipe between the bellows and the bag.