Question: What is an international motorboat racing competition for powerboats organised by the Union Internationale Motonautique (UIM) and promoted by H2O Racing, hence it often being referred to as F1H2O that the 33rd season  consisted of seven races, beginning in Dubai, UAE on 4 March 2016, and ending in Sharjah? 
Sentence (from "2012 F1 Powerboat World Championship"): Whilst a provisional calendar consisted of a total of nine rounds, following cancellations, an amended programme of six races, beginning in Doha, Qatar on 10 March 2012, and ending in Sharjah, UAE on 7 December 2012 was published by the UIM.
Relevant evidence: No