Assertion: oboe | /r/HasAspect | modified conservatory system
Facets:
value: with semi automatic octave keys
type: OTHER
Source sentences:
text: This oboe possesses a modified conservatory system with semi automatic octave keys, and for an intermediate oboe, that is quite fascinating.
text: These oboes possess a Modified Conservatory system having some of the trill keys (left F, low Bb, B natural-C# articulation, and F resonance) but lacking some major keys.