Question:  Ballabriggs is a retired racehorse trained in a civil parhish with a population of what at the 2011 census?
Sentence (from "Bickerstaffe"): According to the 2001 Census the population of the civil parish was 1,196, reducing to 1180 at the 2011 census, although the population of the electoral ward, which includes Lathom South, was slightly greater at 2,013, reducing to 1,988 at the 2011 census.
Relevant evidence: No