The two most experienced batters of Sri Lanka— Angelo Mathews and Dinesh Chandimal—hit a ton each in Dhaka Test against Bangladesh and Sri Lanka continued to thrive.  At the tea of day four, Sri Lanka were batting at 459 for five with Mathews batting at 123 and Chandimal batting at 120. In the sixth wicket stand, they added 193 runs so far.  Also read:Mushfiqur, the world's best Test scorer! At this point of the match, Sri Lanka have already secured a lead of 94 runs with five wickets in hand. With four more sessions to play in this Test, Bangladesh will have to face a stiff challenge.  It was the second ton of Mathews in this series. He had also hit a ton in the first Test in Chattogram.  The stand between Mathews and Chandimal came as a perfect reply to the 282-run sixth-wicket stand by Mushfiqur Rahim and Liton Das of Bangladesh.  Bangladesh bowlers were disappointing in the morning session as they were unable to pose any notable challenge to the Lankan batters. Ebadot Hossain bowled a few deliveries at the pads without any luck, and spinners also looked helpless. Bangladesh captain Mominul rolled his hand but failed to break the stand.  Also read:Dhaka Test: Mathews, Chandimal pose strong challenge With five more sessions to go in this Test, Bangladesh are in a challenging situation. They will now have to wrap up the Lankans in a smaller lead. Earlier, Bangladesh won the toss and opted to bat first. They posted a total of 365 with centuries from Mushfiqur Rahim and Liton Das. It was a tremendous effort from them after six Bangladeshi batters were unable to score anything.