Question: The 2015 Tour of Oman was the sixth edition of the Tour of Oman cycling stage race, Chris Froome, the defending champion from 2013 and 2014, a British road racing cyclist for which organization?
Sentence (from "2015 Tour of Oman"): The race was organised by the municipality of Muscat, in collaboration with ASO (the organisers of the Tour de France) and Paumer.
Relevant evidence: No