Вторая пара на ривере

Вопрос по раздаче
SB - 56/56 на 9 рук.

Раздача
WPN, 15/30 blinds No Limit Hold'em Tournament, 7 Players
Poker Tools by CardRunners - Hand Details

BTN: 5,198 (173.3 bb)
SB: 10,097 (336.6 bb)
BB: 4,865 (162.2 bb)
MP1: 5,045 (168.2 bb)
MP2: 4,955 (165.2 bb)
Hero (MP3): 4,730 (157.7 bb)
CO: 5,110 (170.3 bb)

Preflop: Hero is MP3 with A Q
2 folds, Hero raises to 90, CO calls 90, BTN folds, SB raises to 300, BB folds, Hero calls 210, CO folds

Flop: (720) K 2 2 (2 players)
SB checks, Hero bets 240, SB calls 240

Turn: (1,200) Q (2 players)
SB checks, Hero checks

River: (1,200) 9 (2 players)
SB bets 800, Hero ???