Complex sentence: He became famous when he came 3rd in Poker Million V in 2006, despite only turning pro 7 months prior, and since then has won an EPT event in Dortmund, for which he won €672,000.
Split into simpler sentences: He became famous when he came 3rd in Poker Million V in 2006, despite having turned pro only seven months prior. He since has won an EPT event in Dortmund, for which he won €672,000.