Former winner Stuart Bingham moved into the second round of the World Championship in Sheffield with a hard-fought victory over fellow Englishman Ashley Carty.
Bingham, the reigning Masters champion, led 5-4 overnight and claimed the first four frames on Saturday.
Crucible debutant Carty then reeled off three frames on the trot before Bingham sealed a 10-7 win with a break of 82.
Bingham, champion in 2015, will play Mark Williams or Alan McManus next.
Norway’s Kurt Maflin hit two century breaks in building a 5-3 lead against England’s David Gilbert before the world number 12 made a 131 of his own to trail by a single frame going into Sunday’s second session.
In Saturday’s afternoon session, China’s Ding Junhui and England’s Mark King play to a finish, while Scotland’s four-time world champion John Higgins takes on Wales’ Matthew Stevens.
Wales’ three-time champion Williams trails 5-4 to Scotland’s McManus going into Saturday evening’s session.