Dhaka, Nov. 13 -- Bangladesh tightened their grip on the Sylhet Test after a dominant all-round display against Ireland on the third day.

The hosts declared on a commanding 587 for 7, and Ireland crumbled to 86 for 5 by stumps, still trailing by 215 runs at the Sylhet International Cricket Stadium on Thursday.

Centuries from Najmul Hossain Shanto and Mahmudul Hasan Joy set the tone before the spinners ripped through Ireland's top order.

Nahid Rana lit up the evening session with a fiery burst, before Taijul Islam and Hasan Murad combined to seal Bangladesh's advantage.

Rana gave the first breakthrough in the fourth over, uprooting Cade Carmichael's off stump with a searing inswinger that sent the bails flying.

Paul Stirling and Harry...