TPGK river decision

[Profish2285]

Villain is very passive pf, but not so much postflop. Open limping AA otb. I did see him check top set on all 3 streets a different hand. He also likes to float but usually in very bad spots to do so and is capable of semi bluffing, especially if checked to twice. Well anyway, onto the hand.

Full Tilt Poker, $0.10/$0.25 NL Hold'em Cash Game, 5 Players
LegoPoker Hand History Converter

SB: $17.20
Hero (BB): $47.30
UTG: $25.40
CO: $26.30
BTN: $28.90

Pre-Flop: A[img]/images/graemlins/heart.gif[/img] Q[img]/images/graemlins/club.gif[/img] dealt to Hero (BB)
2 folds, BTN calls $0.25, SB calls $0.15, <font color="red">Hero raises to $1</font>, BTN calls $0.75, SB calls $0.75

Flop: ($3) J[img]/images/graemlins/spade.gif[/img] 4[img]/images/graemlins/heart.gif[/img] 5[img]/images/graemlins/heart.gif[/img] (3 Players)
SB checks, Hero checks, BTN checks

Turn: ($3) A[img]/images/graemlins/diamond.gif[/img] (3 Players)
SB checks, <font color="red">Hero bets $3</font>, <font color="red">BTN raises to $6</font>, SB folds, Hero calls $3

River: ($15) 5[img]/images/graemlins/spade.gif[/img] (2 Players)
Hero checks, <font color="red">BTN bets $9.75</font>