Assertion: guitar's instrument | /r/HasProperty | cello
Facets:
Source sentences:
text: Bowed instruments include: cello, crwth, double bass, erhu, fiddle, hudok, morin khuur, nyckelharpa, hurdy-gurdy, rabab, rebec, sarangi, viol (viola da gamba), viola, viola da braccio, viola d'amore, and violin.