8 handed, blinds are at 40/80.Both SB and BB are very tight preflop. BB lost half his stack about an orbit ago with AQ on a flop of KQx, betting every street. He also went all-in on the hand before this with ~25BBs UTG.BB is shortstack with ~2200Hero has ~13000Preflop: Hero is on the button with KdKc5 folds, Hero calls, SB folds, BB checksFlop: (200) Jc, 9c, 8sBB checks, Hero bets 200, BB callsTurn: (600) 9sBB bets 500, Hero ???