 Complete the following phrase:  At the 2010 Grand Slam of Darts, Beaton produced a major upset by beating three-time defending champion Phil Taylor 1614 in the quarter-finals, having trailed 913 and 1114. Earlier in the week, Beaton had needed to defeat Paul Nicholson 53 or better at the round robin stage to stay in the tournament he won 51, and followed that up with a 106 win over Ted Hankey who had himself defeated Taylor in his group. Beaton was defeated by eventual champion Scott Waites 169 in the semi-final. Despite his good form in 2010 he was narrowly defeated in the first round of the 