100NL; IP KsJd on 4 spade board faces 2.25Xpot river bet

[Lego05]

Villian is 55.8/14/1.3 postflop agg. over 43 hands


PokerStars No-Limit Hold'em, $1.00 BB (6 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

SB ($54.10)
BB ($155.30)
UTG ($40.85)
MP ($100)
Hero ($153.55)
Button ($80.90)

Preflop: Hero is CO with K[img]/images/graemlins/spade.gif[/img], J[img]/images/graemlins/diamond.gif[/img].
<font color="#666666">2 folds</font>, <font color="#CC3333">Hero raises to $4</font>, <font color="#666666">1 fold</font>, SB calls $3.50, <font color="#666666">1 fold</font>.

Flop: ($9) J[img]/images/graemlins/spade.gif[/img], 6[img]/images/graemlins/spade.gif[/img], Q[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, <font color="#CC3333">Hero bets $5.5</font>, SB calls $5.50.

Turn: ($20) 4[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(2 players)</font>
SB checks, Hero checks.

River: ($20) A[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">SB bets $44.6 (All-In)</font>, Hero ???