Assertion: piano | /r/HasProperty | below pitch
Facets:
value: before the tuning
type: TEMPORAL
Source sentences:
text: Musicians, vocalists or pianists who have perfect pitch may find it very difficult or impossible to play, or perform accompanied by, a piano that is below pitch, because they have an internal pitch reference that disagrees with what they are hearing from the off-pitch instrument.
text: The tuner didn't do a good job, or The piano was way below pitch before the tuning, or wasn't in good enough structural condition that it could be tuned solidly, or The humidity or temperature changed radically since the tuning