66 good river raise?

[Ryan11]

64/3.9/0.82 donkey, has donked the turn twice when the board paired without having it. seems to like to donk and bluff raise scare cards
28.4/22.5/0.96 seems like a decent player, only 100 hand sample

How did I play this?

Party Poker 10.00/20.00 Hold'em <font color="#0000FF">(6 handed)</font> link

Preflop: Hero is CO with 6[img]/images/graemlins/spade.gif[/img], 6[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises</font>, <font color="#CC3333">Button 3-bets</font>, <font color="#666666">1 folds</font>, BB calls, Hero calls.

Flop: (9.50 SB) 8[img]/images/graemlins/spade.gif[/img], 5[img]/images/graemlins/heart.gif[/img], K[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, Hero checks, <font color="#CC3333">Button bets</font>, BB calls, Hero calls.

Turn: (6.25 BB) 4[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
BB checks, Hero checks, <font color="#CC3333">Button bets</font>, BB calls, Hero calls.

River: (9.25 BB) 5[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(3 players)</font>
<font color="#CC3333">BB bets</font>, <font color="#CC3333">Hero raises</font>, Button folds, BB folds.

Final Pot: 12.25 BB.