Instruct: Given a premise, retrieve hypotheses that are entailed by the premise.
Query: André Olbrich (born 3 May 1967, in Düsseldorf, Germany) is a German guitarist, composer and backing vocalist, most known as the co-founder and lead guitarist of power metal band Blind Guardian, in which he serves as one of the main composers with other co-founder Hansi Kürsch.
André Olbrich plays in a metal band
Louise Wener is the band's guitarist 
Riccardo Cherubini has been a guitar player in a band
Monique Brumby is also a guitarist along with being a singer/songwriter.
The guitarist left while the keyboardist was added.
Ennio Morricone conducted more than one orchestra.
Alejandro Ghersi and Arca make music together
Oliver Falk is a founding member of Weltenbrand
Olivier Rochus always plays with a partner.
The main male subject of this context cofounded or was a member of more bands than the other male mentioned in this context.
Orbi is an American drummer. 
Obono-Obla is guilty. 
Ernest Guiraud also played other musical instruments.
Ross works with other musicians
The band works because it's member can play multiple instruments
Hansi Kursch was 21 years of age when Blind Guardian released their album in 1988. 
The darkwave band had more than one singer
Sean O'Hagan used to be a guitarist for Stereolab.
David Gibb wrote music.
There is music in between the notes of Mark Knopfler's guitar playing.
Oliver Bierhoff played in Europe.
Pantera's founding members included a guitarist.
André Olbrich was born after 1967 in Düsseldorf, Germany
Andre went on to compose nationally acclaimed songs for several artists
Hansi Kürsch  is a German guitarist, composer and backing vocalist, most known as the co-founder and lead guitarist of power metal band Blind Guardian