hand vs futuredoc

[myke11]

No significant history, he plays 15/12/3

Poker Stars, $2/$4 NL Hold'em Cash Game, 6 Players
LeggoPoker.com - Hand History Converter

SB: $711.40
BB: $347
UTG: $619.85
Hero (MP): $479
CO: $661.70
BTN: $400

Pre-Flop: K[img]/images/graemlins/diamond.gif[/img] A[img]/images/graemlins/diamond.gif[/img] dealt to Hero (MP)
UTG folds, <font color="red">Hero raises to $16</font>, CO folds, BTN calls $16, 2 folds

Flop: ($38) 3[img]/images/graemlins/heart.gif[/img] A[img]/images/graemlins/heart.gif[/img] T[img]/images/graemlins/spade.gif[/img] (2 Players)
<font color="red">Hero bets $28</font>, BTN calls $28

Turn: ($94) 5[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">Hero bets $76</font>, BTN calls $76

River: ($246) 4[img]/images/graemlins/club.gif[/img] (2 Players)
Hero checks, <font color="red">BTN bets $280 and is All-In</font>, Hero folds

Results: $246 Pot ($3 Rake)
BTN mucked and WON $243 (+$123 NET)

Anyone play it differently? Who bets the river?