Instruct: Given a premise, retrieve hypotheses that are entailed by the premise.
Query: In guitar music, especially electric guitar, a power chord    (also fifth chord) is a colloquial name for a chord that consists of the root note and the fifth. Power chords are commonly played on amplified guitars, especially on electric guitar with distortion. Power chords are a key element of many styles of rock and especially in heavy metal, and punk rock.
a power chord is used in rock
It is rare to find evidence of power chords in modern rock.
Fifth Harmony has been covered by Tool.
The album Fifth Harmony is named after a musical group.
The Clash incorporated punk first in their music. 
The diminished seventh chord is commonly used in jazz music
Deep Purple played hard rock songs at night clubs often.
Carlos Santana is well known for his thrilling power chords.
An odd number of songs are played during "6-packs" of rock.
The diminished seventh chord has dramatic potential
54-40 plays metal rock.
They are playing a guitar.
Fifth Harmony has been covered by korn.
The band Darkest Hour did a tour for their 5th album.
The diminished seventh chord is used in harmonys
Giant Drag plays rock music.
Guitars can also be played using fuel
Big Bad Voodoo Daddy plays heavy metal music.
the band used distrotion pedals while making the album
Fifth Harmony has been covered by dre.
The diminished seventh chord is often used in western classical music
There are other ways to tune a guitar.
Carlos Santana is well known for his thrilling power chords.
Power chords are used in only one style of rock
Power chords can be found in other genres of music besides rock. 