Here is a similar hand I had a few days ago.
I think my action on the river should be a strong indication of your action.
Paradise Poker 1/2 Hold'em (10 handed)
converter
Preflop: Hero is UTG with K[img]/images/graemlins/heart.gif[/img], K[img]/images/graemlins/club.gif[/img]. UTG+2 posts a blind of $1. MP2 posts a blind of $1.
<font color="#CC3333">Hero raises</font>, <font color="#666666">
3 folds</font>, MP2 (poster) calls, MP3 calls, CO calls, Button calls, SB calls, BB calls.
Flop: (15 SB) 9[img]/images/graemlins/diamond.gif[/img], 4[img]/images/graemlins/spade.gif[/img], 9[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(7 players)</font>
SB checks, BB checks, <font color="#CC3333">Hero bets</font>, MP2 folds, MP3 calls, CO calls, Button folds, SB folds, BB calls.
Turn: (9.50 BB) 9[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
BB checks, <font color="#CC3333">Hero bets</font>, MP3 calls, CO calls, BB calls.
River: (13.50 BB) 6[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(4 players)</font>
BB checks, <font color="#CC3333">Hero bets</font>, <font color="#CC3333">MP3 raises</font>, CO folds, BB folds, <font color="#CC3333">Hero 3-bets</font>, <font color="#CC3333">MP3 caps</font>, Hero calls.
Final Pot: 21.50 BB