Question: 2006 GP2 Series season was won by a man that won his first World Championship title in what year?
Sentence (from "2006 San Marino GP2 Series round"): The 2006 San Marino GP2 Series round were a pair of motor races held on 22 and 23 April 2006 at the Autodromo Enzo e Dino Ferrari in Imola as part of the GP2 Series.
Relevant evidence: No