100 nl: straight vs river check raise

[AndreasQ]

Party Poker - No Limit Hold'em Cash Game - $0.50/$1 Blinds - 6 Players - (LegoPoker HH Converter)

SB: $99.00
BB: $203.26
Hero (UTG): $111.61
MP: $101.98
CO: $198.88
BTN: $100.00

Preflop: Hero is dealt Q[img]/images/graemlins/spade.gif[/img] K[img]/images/graemlins/spade.gif[/img] (6 Players)
<font color="red">Hero raises to $4.00</font>, 4 folds, BB calls $3.00

Flop: ($8.50) T[img]/images/graemlins/diamond.gif[/img] K[img]/images/graemlins/diamond.gif[/img] 7[img]/images/graemlins/diamond.gif[/img] (2 Players)
BB checks, <font color="red">Hero bets $8.00</font>, BB calls $8.00

Turn: ($24.50) A[img]/images/graemlins/heart.gif[/img] (2 Players)
BB checks, Hero checks

River: ($24.50) J[img]/images/graemlins/club.gif[/img] (2 Players)
BB checks, <font color="red">Hero bets $12.00</font>, <font color="red">BB raises to $40.00</font>, Hero ?

BB is unknown, but has been fishy(ala showdown monkey) over the 40 hands i've played him.