I believe that call the river is must catch possible bluffs.
TTT
$2/4 Hold'em Cash Games, 5 Players
Hand Converter by Pokerhand.org
Board: //hands / VP / PFR / AF
Button: $181
SB: $125
BB: $95.40 //669 / 68 / 14 / 0.6 / WTSD 53
UTG: $163.50 //28 / 29/ 29/ 1.0
CO: $55.19
Dealt to SB Q♥ K♥
Pre-flop:
UTG raises to $4, (2 folds), SB raises to $5, BB raises to $6, UTG calls $4, SB calls $2
Flop: ($24) 4♦ K♦ Q♠ (3 Players)
SB checks, BB bets $2, (1 folds), SB raises to $4, BB raises to $4, SB raises to $4, BB calls $2
Turn: ($34) 5♦ (2 Players)
SB bets $4, BB calls $4
River: ($42) 8♦ (2 Players)
SB checks, BB bets $4, SB calls $4
Results:
?? wins $54