Assertion: sounding board's end | /r/HasProperty | spaced
Facets:
value: from end walls
type: LOCATION
value: inwardly
type: MANNER
Source sentences:
text: Preferably, a longitudinal notch is formed in the bottom edge of side wall 13 forming a slot 17 above the sounding board 15 and the ends of the slot are spaced inwardly about 1/4 inch from end walls 11.