Question: The 2006 Valencian Community motorcycle Grand Prix ended in a 3rd place showing for the rider with what nickname?
Sentence (from "2006 Valencian Community motorcycle Grand Prix"): The MotoGP riders' championship was decided at this race, as Nicky Hayden's third place ensured he completed the season with more points than his rival, and polesitter for the race, Valentino Rossi, who finished down in thirteenth.
Relevant evidence: Yes