Conversation so far:
What was Marco Simoncelli's best year in the MotoGP?
2011 championship position 6th (139 pts)
So Marco Simoncelli's last year in the MotoGP was his best?
2011 championship position 6th (139 pts)

Question: What did he win?
Self-contained rewrite: What did Marco Simoncelli win during the 2011 MotoGP World Championship season?