Passage: Southall is a large suburban district of west London, England, and part of the London Borough of Ealing. It is situated 10.7 miles (17.2 km) west of Charing Cross. Neighbouring places include Yeading, Hayes, Hanwell, Hounslow, Greenford and Northolt. The area is identified in the London Plan as one of 35 major centres in Greater London.Southall is located on the Grand Union Canal (formerly the Grand Junction Canal) which first linked London with the rest of the growing canal system. It was one of the last canals to carry significant commercial traffic (through the 1950s) and is still open to traffic and is used by pleasure craft. It is generally divided in three parts: the area around Lady Margaret Road (sometimes called Dormers Wells); Southall Broadway (including the Uxbridge Road), and Old Southall/Southall Green to the south. The area is home to London's largest Sikh community.

Question: In which borough is Southall located?
Ealing