Question: The ship Robert Watson was quartermaster on was one of how many ships in the flotilla that founded England's Australian penal colony?
Sentence (from "First Fleet"): From England, the Fleet sailed southwest to Rio de Janeiro, then east to Cape Town and via the Great Southern Ocean to Botany Bay, arriving over the period of 18 to 20 January 1788, taking 250 to 252 days from departure to final arrival.
Relevant evidence: No