Assertion: trombone's trigger | /r/CapableOf | extend the length of the instrument
Facets:
value: effectively
type: MANNER
value: without having to move the slide
type: MANNER
Source sentences:
text: Trombones with F attachments have no difficulty with 1-7 slide transitions because the trigger, when pressed, effectively "extends" the length of the instrument without having to move the slide.