Short but not that short

[Nexeffect]

What do you guys play this hand here?
PokerStars No-Limit Hold'em Tourney, Big Blind is t200 (9 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Hero (t1770)
MP3 (t2845)
CO (t13110)
Button (t3990)
SB (t11835)
BB (t4095)
UTG (t6230)
UTG+1 (t5725)
MP1 (t6280)

Preflop: Hero is MP2 with Q[img]/images/graemlins/spade.gif[/img], K[img]/images/graemlins/heart.gif[/img].
<font color="#666666">3 folds</font>, <font color="#CC3333">Hero raises to t425</font>, <font color="#666666">1 fold</font>, CO calls t425, <font color="#666666">3 folds</font>.

Flop: (t1150) 9[img]/images/graemlins/diamond.gif[/img], 6[img]/images/graemlins/spade.gif[/img], 4[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, CO checks.

Turn: (t1150) J[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
Hero checks, <font color="#CC3333">CO bets t600</font>, Hero folds.

Final Pot: t1150

blinds are 100-200 no ante