sentences:  In one-day cricket, Kieswetter opened the batting alongside Trescothick, and averaged 65.83, scoring an unbeaten 138 off 131 balls against Warwickshire.In the quarter-final of the 2009 Friends Provident Trophy, Kieswetter scored his second one-day century of the season, but Somerset were defeated by six wickets.His in the 2009 Twenty20 Cup helped Somerset reach the final of that competition, where they were again beaten by Sussex.