Question: What Afro-European guitarist worked with the main songwriter for the Who?

Context paragraphs:
Manuel Gianella: Manuel Gianella (born 27 July 1985) is a musician from Italy.  He is currently guitarist for the melodic death metal band Slowmotion Apocalypse, and formerly touring guitarist for the Italian black metal band Graveworm.  He is also guitarist and the main songwriter in the Italian instrumental rock band Fugitive.

Pete Townshend: Peter Dennis Blandford Townshend (born 19 May 1945) is an English musician, singer, songwriter, and multi-instrumentalist, best known as the lead guitarist, backing vocalist, and main songwriter for the rock band the Who.  His career with the Who spans over 50 years, during which time the band grew to be considered one of the most influential bands of the 20th century.

Gary Holt (musician): Gary Wayne Holt (born May 4, 1964) is an American guitarist from the San Francisco Bay Area.  He is a guitarist and the main songwriter for the American thrash metal band Exodus and is also a guitarist for the American thrash metal band Slayer, in which he took over duties for original guitarist Jeff Hanneman, who died in 2013.

Masafumi Gotoh: Masafumi Gotō (後藤 正文 , Gotō Masafumi ) (December 2, 1976) is the lead vocalist, main songwriter and rhythm guitarist of the Japanese rock band Asian Kung-Fu Generation.  Masafumi met fellow band members Kensuke Kita and Takahiro Yamada while attending a music club of Kanto Gakuin University.  The three formed Asian Kung-Fu Generation in 1996, with drummer Kiyoshi Ijichi joining the band shortly after.  As the main songwriter of the band, Gotō is accredited for engendering a majority of their lyrics, but has a strong tendency to share songwriting duties equally among his bandmates.  His vocal style most often alternates between soft, melodic singing, and harder, harsher, yelling.  Masafumi has a degree in economics and his favourite artists include Weezer, Number Girl, Oasis, Teenage Fanclub, and Beck.  He launched his own music label, Only in Dreams and produces records for other artists such as Chatmonchy, Dr. Downer and The Chef Cooks Me.  He was also one of the founding members of the band Skeletons (スケルトンズ ) .

Artur Rojek: Artur Rojek (born May 6, 1972) is the former guitarist and lead singer of the Polish alternative rock group Myslovitz.  He and the lead guitarist Wojciech Powaga founded the Mysłowice-based group in 1992.  He was also the guitarist, vocalist, and main songwriter for the dream pop band Lenny Valentino, which formed in 1998 and disbanded in 2001.

Adam Gontier: Adam Wade Gontier (born May 25, 1978) is a Canadian singer, songwriter and musician.  He is the lead singer, rhythm guitarist and main songwriter for Saint Asonia, but is best known as the former lead singer, rhythm guitarist and main songwriter of the Canadian rock band Three Days Grace.  Gontier left Three Days Grace on January 9, 2013.  In addition to his work with Three Days Grace, he has been involved in collaborations with other bands including Art of Dying and Apocalyptica.

George Bridgetower: George Augustus Polgreen Bridgetower (11 October 1778 – 29 February 1860) was an Afro-European born in Poland.  He grew to be a virtuoso violinist, living in England for much of his life.  He was born in Biała in Galicia, where his father worked for Hieronim Wincenty Radziwiłł, in 1778.  He was baptised Hieronimo Hyppolito de Augusto on 11 October 1778.

Gary Hughes: Gary Hughes (born 5 July 1967, Manchester, England) is an English hard rock singer, songwriter and musician.  Apart from his work as a solo artist, Gary Hughes is the front man and main songwriter of Hard Rock/Melodic Rock band Ten.  He has also worked as a producer and songwriter on Bob Catley's first three solo albums and more recently on Serpentine's third studio album Circle Of Knives.  He has also produced Hugo's first album and has appeared on Vinny Burns' "The Journey" solo album and on the "Ayreonauts Only" album by the band Ayreon.

Caleb Quaye: Caleb Quaye (born 9 October 1948), is an English Afro-European rock guitarist and studio musician best known for his work in the 1960s and 1970s with Elton John, Mick Jagger, Pete Townshend, Paul McCartney, Hall & Oates and Ralph McTell, and also toured with Shawn Phillips in the 1970s.  He is the son of Cab Kaye, younger brother of Terri Quaye, and older half-brother of Finley Quaye.

Let's Fly: Let's Fly is the first mini-album released by B1A4 under WM Entertainment on April 21, 2011.  The songs were mainly composed by Lee Sang-ho but Im Sanghyuk (Beast’s main songwriter) and Jeon Dawoon (K.Will’s main songwriter) have participated in the album along with all the members especially Jinyoung who was directly involved with the songwriting.  All rap lyrics were written by Baro.

Supporting paragraphs: Caleb Quaye Pete Townshend
Answer: Caleb Quaye