Opener Shadman made a gentle 115 not out whereas Najmul was bolder together with his unbeaten 117 but it surely was dwelling captain Brendan Taylor who produced the day’s most astonishing innings with 92 from 73 balls as Zimbabwe went in search of a monumental and extremely unlikely victory goal of 477.
Zimbabwe had reached 170-3 on the close, nonetheless 337 brief of what could be a file-breaking goal, leaving Bangladesh strongly positioned to close out victory on Sunday.
The West Indies maintain the world file for a profitable fourth-innings chase, reaching a 418-run goal set by visiting Australia 18 years in the past.
Resuming on 45 with out loss in their second innings, the Bangladesh openers took their partnership to 88 earlier than Saif Hassan was snapped up in the gully by Dyon Myers off the bowling of Richard Ngarava.
It was to be Zimbabwe’s solely success with the ball as Najmul joined Shadman in an unbroken second-wicket partnership of 196 earlier than the declaration got here with Bangladesh on 284-1.
There was a pointy distinction in the methods Shadman went about compiling his first Test century and Najmul his second ton.
Shadman struck 9 fours in an innings that spanned 196 balls whereas Najmul went after the weary assault, scoring at a run a ball and placing 5 fours and 6 sixes, probably the most in an innings in Zimbabwe.
As each batsmen feasted, the six Zimbabwe bowlers turned more and more dispirited, significantly Roy Kaia, who conceded 84 runs from 13 overs.
It was a horrible day in the mid-winter sunshine for the hosts, and the temper darkened additional after they batted and opener Milton Shumba edged Taskin Ahmed to substitute Yasir Ali at second slip for 11.
That introduced in stand-in captain Taylor, who had smashed a horny 82 in the primary innings.
This was much more superb, as he launched himself on the Bangladesh bowlers, taking full benefit of attacking area
Taylor has historical past with Bangladesh, having scored 5 of his six Test centuries towards them. He seemed sure to make it six from seven as he swotted 16 boundaries in his fast-fireplace 92.
His dominance was such that opening batsmen Takudzwanashe Kaitano solely bought off the mark when the full was 72 and went on to contribute simply two in a second-wicket partnership of 95.
Taylor raced to his half-century in a file-equalling 33 balls for a Zimbabwean however his innings ended in anti-climax when he checked his shot as Mehidy Hasan Miraz served up a juicy full toss outdoors off-stump and lamely chipped the ball again to the bowler.
Kaitano continued his vigil however he too fell earlier than the close, leg earlier than to ShakibBangles Hasan after scoring seven from 102 balls, leaving Bangladesh needing seven wickets to safe the win.