Complex sentence: Cocha's second win on the PGA Tour Latinoamérica came in the 2nd event of the 2015 season at the Mazatlán Open, his score of 271 set the tournament record for the lowest aggregate score.
Split into simpler sentences: Cocha's second win on the PGA Tour Latinoamérica came in the second event of the 2015 season at the Mazatlán Open. His score of 271 set the tournament record for the lowest aggregate score.