$11 Party Top two on flush flop

[Oof]

Second hand of the tourney, no reads:

Party Poker
No Limit Holdem Tournament
Blinds: t20/t40
10 players
Converter

Pre-flop: (10 players) Hero is MP1 with K[img]/images/graemlins/club.gif[/img] Q[img]/images/graemlins/club.gif[/img]
UTG calls t40 <font color="#aaaaaa">(pot was t60)</font>, 2 folds, Hero calls t40 <font color="#aaaaaa">(pot was t100)</font>, 2 folds, CO calls t40 <font color="#aaaaaa">(pot was t140)</font>, Button folds, SB calls t20 <font color="#aaaaaa">(pot was t180)</font>, BB checks.

Flop: K[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/heart.gif[/img] 6[img]/images/graemlins/heart.gif[/img] (t200, 5 players)
SB checks, BB checks, UTG checks, <font color="#cc0000">Hero bets t200</font>, CO folds, SB calls t200 <font color="#aaaaaa">(pot was t400)</font>, 2 folds.

Turn: 5[img]/images/graemlins/spade.gif[/img] (t600, 2 players)
SB checks, Hero checks.

River: 4[img]/images/graemlins/spade.gif[/img] (t600, 2 players)
<font color="#cc0000">SB bets t450</font>, Hero ???