Assertion: trombone | /r/HasProperty | simple brass instruments
Facets:
Source sentences:
text: Trombones are simple brass instruments that lie between the tuba and the trumpet.
text: Trombones are considered to be simple brass instruments that have been around for more than six decades, and it is known as being the only modern orchestral brass musical instrument that has the ability to play all the notes of the chromatic scale.