Opponent is recreational player. On the flop I cbet for get value from flush draw (for example). On this turn I decide check and see what happens on the river. On second queen I think must call here on the river.
PokerStars, Hold'em No Limit - $0.05/$0.10 - 6 players
Replay this hand on Pokeit - https://pokeit.co/public/225m2dFPF/r
UTG (Hero): $13.57 (136 bb)
MP: $12.83 (128 bb)
CO: $7.70 (77 bb)
BU: $10.00 (100 bb)
SB: $8.09 (81 bb)
BB: $10.43 (104 bb)
Pre-Flop: ($0.15) Hero is UTG with 9♥ 9♣
Hero raises to $0.30, 3 players fold, SB calls $0.25, 1 fold
Flop: ($0.70) Q♣ 5♥ 4♥ (2 players)
SB checks, Hero bets $0.40, SB calls $0.40
Turn: ($1.50) 6♦ (2 players)
SB checks, Hero checks
River: ($1.50) Q♦ (2 players)
SB bets $0.92, Hero calls $0.92
Total pot: $3.34 (Rake: $0.19)
Spoiler
Showdown:
SB shows Q♠ A♣ (three of a kind, Queens)
(Equity - Pre-Flop: 44%, Flop: 87%, Turn: 95%, River: 100%)
UTG (Hero) mucks 9♥ 9♣ (two pair, Queens and Nines)
(Equity - Pre-Flop: 56%, Flop: 13%, Turn: 5%, River: 0%)
SB wins $3.15