Instruct: Given a premise, retrieve hypotheses that are entailed by the premise.
Query: How to tune a unison on a piano<br>Open up the piano to expose both the tuning pins and the keys. Depending on the piano, this usually requires removal of the front part of the upper cabinet and sometimes the key cover. Play the offending note and find the strings associated with that note.
Pianos have been used to play music in many different songs.
This song features flutes and keyboards.
In the text, only one person plays the piano
The concert for two pianos will be played on the fourth day of the month that follows January, one hour later than 6pm. 
Power chords consist of a root note and the third
a power chord aka 5th cord
There are three instruments listened in this text
The person speaking in this paragraph plays more than one instrument.
Four-part harmony and be composed part by part
The vast majority of the song was written at a piano.
a power chord can be called the fifth cord
Power chords is a chord that consists of a foot note and the fifth
Vladimir Oiunovich Oidupaa was an expert piano player
Eight woodwinds are called for in this piece.
There is music in between the notes of Mark Knopfler's guitar playing.
The subject enjoys playing music. 
Petipa could play the piano.
four-part harmony is often played in an orchestra 
Your heart tries to sync to the music you're listening to.
Kia learned to play the piano instead
Amy's sister played the piano beautifully
A zither and a violin are the same instrument.
Pianos do not contain tuning pins and keys.
Tuning a piano is something that cannot be done.
Offending notes cannot be caused by improperly tuned pianos.