Sri Lanka amassed 606 on the second day of the second cricket test against Pakistan in Lahore after Thilan Samaraweera scored his second double hundred in a row and Tillekaratne Dilshan stroked a fluent century .
Pakistan were 110 for one with Salman Butt run out in the final over of the day for 48 and Khurrum Manzoor unbeaten on 59.
Samaraweera scored a majestic 214 and Dilshan 145, overshadowing career-best test figures of six for 135 by Umar Gul.
Samaraweera, who scored 231 in the drawn first test in Karachi, batted for almost seven hours, facing 338 balls and hitting 32 fours.
