Assertion: piano's feature | /r/HasProperty | keyboard
Facets:
Source sentences:
text: Pianos can have over 12,000 individual parts, supporting six functional features: keyboard, hammers, dampers, bridge, soundboard, and strings.
text: Pianos can have over 12,000 individual parts, supporting six functional features: keyboard, hammers, dampers, bridge, soundboard, and strings.