 Complete the following phrase:  At the 2014 Six-red World Championship Lertsattayathorn defeated defending champion Mark Davis in the last 16 before being defeated 72 eventual winner Stephen Maguire in the semi-final. In 2016 Lertsattayathorn entered the Asian Snooker Championship in Doha as the 13th seed. Lertsattayathorn went on to reach the final and defeated Mohammed Shehab 82 to win the championship, as a result he was given a two-year card on the professional World Snooker Tour for the 201617 and 201718. At the 2016 English Open, Lertsattayathorn beat compatriot Boonyarit Keattikun 43 and Michael White 41. In the third round he was 32 up on Ricky Walden, but then lost the final two frames. Walden also beat Lertsattayathorn by a 43 scoreline in the second round of the 