Question: Who directed the film where they had a guitarist was  is an Indian guitarist working primarily for musical soundtracks of Bollywood, Kollywood?

Context paragraphs:
Sukumar Prasad: Sukumar Prasad is a South Indian guitarist who was the first Carnatic musician to play the south Indian musical art form of Carnatic music on the electric guitar.  He not only played Carnatic music on guitar but was a skilled mridangam artist who accompanied stalwarts including Alathur Srinivasa Iyer, M. Balamuralikrishna and T. R. Subramanyam.

Bhanu Gupta: Bhanu Gupta is an Indian guitarist and harmonist who is mostly known for this contribution in the Indian film industry.  He has been associated with multiple music directors, including R. D. Burman, one of the seminal music directors of Indian film.

Asin: Asin Thottumkal (born 26 October 1985), known mononymously as Asin, is a former Indian actress and trained Bharathanatyam dancer.  She has received three Filmfare Awards.  She began her acting career in the South Indian film industry, but now appears predominantly in Bollywood films.  She speaks eight languages, and dubs her own films.  She is the only Malayali actress, other than Padmini, to have dubbed in her own voice for all her films, irrespective of language.  Asin has been referred to as the "Queen of Kollywood" by online portals in 2007.  She is a member of the Bollywood 100 Crore Club.

Gorakh Sharma: Gorakh Sharma is an Indian guitarist who is well known for his work in the Indian film industry and who is also one of the first bass guitarists in the industry.  He is the younger brother of Pyarelal Sharma of the famed music duo Laxmikant Pyarelal.  During his entire music career that spanned from 1960 to 2002 he has played various string instruments in more than a 1000 songs and over 500 films.

Keba Jeremiah: Keba Jeremiah is an Indian guitarist working primarily for musical soundtracks of Bollywood, Kollywood, Tamil & English Gospel songs as well as for regional cinema of India.  His guitar playing styles are influenced by genres like jazz, rock, Contemporary R&B and acoustic styles of music.  Keba Jeremiah has also equally played for various Tamil Christian Gospel artist albums throughout India such as Gersson Edinbaro ( Album - Neerae ), Robert Roy ( Album - Ummal Koodum ) , John Jebaraj ( Album - Levi 2 , Levi 3) , Fr S J Berchmans ( Album - Jebathotta Jeyageethangal ) , Stephen Jebakumar, ( Album - One Desire ) , Alvin Thomas ( Album - Nandri ), Premji Ebenezer ,Puthiya Anubavam.  Joel Thomasraj ,Ellamae 1 & 2, Lawrence Guna, Ranjith Jeyapaul, Daniel Jawahar, Ps Reenukumar, Benny Joshua, Roshan David, Jessy Raja, Zac Robert ( Nambikai Naayahan ), Ps Prince Jon ( Athisayam 2 ), G.Genkin Raj, Jeswin Samuel

Demonte Colony: Demonte Colony is a 2015 Indian Tamil-language horror thriller film written and directed by R Ajay Gnanamuthu, featuring Arulnithi in the lead role.  Also starring Ramesh Thilak, Sananth and Abhishek Joseph, the film is a fictional story set at the Demonte Colony in Alwarpet, Chennai.  "Demonte Colony" features cinematography by Aravinnd Singh, songs composed by guitarist Keba Jeremiah, and an original score by S. Chinna.

Sanjay Gupta (director): Sanjay Gupta (born 23 October 1969) is an Indian filmmaker, producer and screenwriter working primarily in Bollywood industry.  Gupta is mostly known for his films such as "Jung", "Khauff", "Kaante", and "Zinda".  He has frequently cast Aditya Pancholi and Sanjay Dutt in his movies.

Chris Murray (musician): Chris Murray (born September 26, 1966) is a Canadian-singer-songwriter and guitarist working primarily in the genre of ska.  In Canada, he was a member of the now-defunct ska band King Apparatus during the late 1980s and early 1990s.  He now lives in the Los Angeles, California area, where he performs regularly, both solo as well as with the Chris Murray Combo.  From 2003 until the venue's closure in 2009, Murray organized a weekly ska/reggae show called "The Bluebeat Lounge" which featured both local and out of town artists every Wednesday at the Knitting Factory in Hollywood.

Raza Murad: Raza Murad is an Indian actor working primarily in Hindi films.  He has acted in over 200 Bollywood films.  He has portrayed a wide variety of roles from sympathetic brothers and brotherly figures in the 1970s to villainous roles in the 1980s and later.  He is the son of renowned Bollywood character actor Murad.

John P. Varkey: John P. Varkey is an Indian guitarist, songwriter and composer.  He began his career as a session guitarist.  Brought out three albums with jigsawpuzzle by the label of BMG CRECENDO was innovative and well accepted by the new generation lead the formation of band Avial (band).  John discontinued from Avial (band) and independently directed music for many Indian big time feature films with prominent productions and directors.  His ideas and innovative sound textures made many films came into life.  Varkey first came to prominence during the mid-1990s as a member of the Malayalam rock band Avial, which itself evolved out of a band called Jigsaw Puzzle.  Varkey is now the guitarist and songwriter for the Thrissur-based band, Slowpedalers.

Supporting paragraphs: Demonte Colony Keba Jeremiah
Answer: R Ajay Gnanamuthu