Assertion: french horn's bell | /r/CapableOf | face to the back
Facets:
value: to the side
type: MANNER
value: forward
type: MANNER
Source sentences:
text: These instruments are used instead of French horns for marching because their bells face forward instead of to the back (or to the side), as dissipation of the sound becomes a concern in the open-air environment of marching.