GAME THEORY

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Hand -Preflop - Win / tie -Need - Pot odds -SPR -
Tap your two cards to start.
Players in hand (incl. you)
Your position
Action before you

Pot before bet: what was in the middle before the bet you're facing (blinds and antes preflop). Bet to call: what you'd have to put in. The bet itself is added to the pot for you.