With two days remaining, Pakistan were 282 for six and a hint of Sri Lanka, who lost the second test with nine windows trailing 1-0 in the series of 131 runs with four windows first entries in his hand.
Put on the defensive for much of the first two days, Pakistan, the resumption of the day in a precarious situation to 35-2, the test was based on a century 18th Younus before it falls to 122 and fifty Azhar Ali (53) and Misbah-ul Haq (50 not out).
After tea, the left arm paceman Chanaka Welegedara represented by drummer Younus clean bowling in great shape with the new ball, and playing a little later to remove Asad Shafiq on 16 when wicketkeeper Kaushal Silva beat.
Adnan Akmal was the day when the last wicket to play a little 'before the elections, because slow left armers are seven LBW Rangana Herath.
Yunus, who scored his first run-off services 31, he faced, raised three figures on his way to the covers of a single in the last over before tea.
Younus Ali and knocked softly at first, with the first runs in their partnership, which came after more than 50 bullets, but began to score freely as they spent more time at the crease.
The pair added 98 for the third wicket before Ali was a victim of Kosala Kulasekara first test in rap right Armer got back on the corner of strains highly drummer Pakistan.
The captain Misbah then came the rise and added another 100 with Younus exhausted before the attack in Sri Lanka, was a blow when paceman Dhammika Prasad was dismissed from the rest of the race with a hamstring injury, hit the back.
Pakistan, who won the second test with nine windows, playing "house" testing in the Gulf region due to security problems in their own country.