Assertion: classical music's form | /r/CapableOf | develop into a bass instrument
Facets:
value: with other chording instrument
type: OTHER
value: with a keyboard
type: OTHER
value: gradually
type: MANNER
Source sentences:
text: These forms gradually developed into the trio sonata of the Baroque – two treble instruments and a bass instrument, often with a keyboard or other chording instrument (harpsichord, organ, harp or lute, for example) filling in the harmony.