Given the task definition and input, reply with output. In this task, you are given a set of context paragraph and some supporting facts to answer a question. Your task is to generate answer for given question based on set of context paragraphs and supporting facts.

Context_1 : Michael Brook (born 1951 in Toronto, Ontario, Canada) is a Canadian guitarist, inventor, producer, and film music composer. He plays in many genres, including rock, electronica, world music, minimalism and film scores. His collaborations with musicians around the world have made him "one of the most sought-after producers in the music industry." He currently lives in Los Angeles. Context_2 : Night Song is a collaborative studio album by Pakistani qawwali singer Nusrat Fateh Ali Khan and Canadian ambient musician, guitarist and producer Michael Brook. Recorded in 1995 and released in 1996 on Real World Records, it was Khan's last album released on the label during his lifetime. Khan and Brook had previously collaborated for "Mustt Mustt" (1990), a critically acclaimed world fusion album said to have led Pakistani youth to discover Sufi religious music, qawwali. The two had not worked for some time but collaborated again for a new album in 1995, naming the album "Night Song". The album was produced by Brook, who developed an innovative but difficult production process for the album. Khan recorded improvisations for the album, and Brook had to decide which sections, some of which were an hour long, were the best and how they were going to fit together, without having a structural point of reference to start with or aim towards. He had components recorded on multi-track tapes, and created each track part by part, overdubbing his instrumentation atop of it, a manual process that predated easy forms of digital editing. Context_3 : Toronto ( , ] ) is the most populous city in Canada and the provincial capital of Ontario. With a population in 2016 of 2,731,571, it is the fourth most populous city in North America after Mexico City, New York City, and Los Angeles. Toronto is the centre of the Greater Toronto Area (GTA), the most populous metropolitan area in Canada, and anchors the Golden Horseshoe, an urbanized region that is home to 9.2 million people, or over 26% of the population of Canada. A global city, Toronto is an international centre of business, finance, arts, and culture. Context_4 : Uppalapu Srinivas (28 February 1969 19 September 2014) was a virtuoso Indian mandolin maestro and composer belonging to the classical Carnatic musical tradition. Srinivas was one of the most globally beloved South Indian musicians and is regarded as the Mozart of classical Indian music." Over his career, he toured across the world, and collaborated with John McLaughlin, Michael Nyman, and Michael Brook. At a very young age he was internationally viewed as the successor to Pandit Ravi Shankar. Context_5 : Daniel James McMahon (born November 1980) is a multi-instrumentalist, producer, and sound engineer from Rockford, Illinois. Together with Miles Nielsen, he composed original music for the 2009 documentary film "Undefeated", which won the Academy Award for Best Documentary Feature on February 26, 2012. Michael Brook also composed original music for the film. Context_6 : Mustt Mustt is the first Qawwali fusion album collaboration between singer Nusrat Fateh Ali Khan and guitarist and producer Michael Brook, although the album itself is credited purely to Khan. It was rock musician Peter Gabriel who suggested that Brook and Khan work together. It was released in 1990 on Gabriel's Real World Records label. Context_7 : Hybrid is an album by Michael Brook with Brian Eno and Daniel Lanois. A specialist in timbre and texture, Brook pioneered the infinite guitara guitar outfitted with a feedback transducer to produce non-decaying sustain of any notewhich makes its first notable appearance on this album. Context_8 : Lee Spencer (born Lee Alan Spencer-Todd in 1963) is an English electronic musician, music theorist and record producer. As a solo artist, he is probably best known as the creator of Cavewaves a collection of ambient new age albums. Lee first came to prominence as the keyboard and freestyle analogue synthesizer player for such artists as Beth Orton, William Orbit, and as a founder member of The Dub Pistols, and Monkey Mafia, and a band member with guitarist Johnny Marr (formerly of The Smiths), soundscape production and keyboards for Michael Brook. Now living in Australia performing and producing music and inventing new art using 3D synthesis to create solid representations of music and sound. Context_9 : Star Rise is a remix from two previous Nusrat Fateh Ali KhanMichael Brook collaborations. The album was dedicated to the memory of Khan, who died prior to the album's completion, and released posthumously by Real World Records. Context_10 : Sleeps with the Fishes is the lone collaborative album from Clan of Xymox founding member Pieter Nooten and guitarist/producer Michael Brook, released by 4AD on 12 October 1987. Intended as Nooten's debut solo album after a brief split from Clan of Xymox, the record turned into a collaboration with Brook after a suggestion from 4AD label founder and boss Ivo Watts-Russell. Though not a huge commercial success, "Sleeps with the Fishes" was described by AllMusic as "essential listening for fans of 4AD, ambient music, minimalism, experimental electronic music, and morose themes alike... an overlooked masterpiece." fact_1 : Michael Brook (born 1951 in Toronto, Ontario, Canada) is a Canadian guitarist, inventor, producer, and film music composer. fact_2 : Toronto ( , ] ) is the most populous city in Canada and the provincial capital of Ontario. fact_3 : With a population in 2016 of 2,731,571, it is the fourth most populous city in North America after Mexico City, New York City, and Los Angeles. Question: In 2016, what was the population of the city in which Michael Brook was born?
2,731,571