Assertion: oboe's reed | /r/CapableOf | stalk in the extremity of its pipe
Facets:
Source sentences:
text: An apparatus for sonorous disturbance thus found, it was easy to improve it: for the wheat stalk a reed stalk was substituted, and in the extremity of its pipe another reed stalk much shorter in length was inserted, pared and flattened at the end; and then came the lateral holes, probably another discovery of the great inventor chance.