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Hands #414-418: Korenev Doubles, Koppel Doubles Right Back
Hand #414: Roman Korenev raised to 625,000 and won the hand.
Hand #415: Jared Koppel opened with a raise to 625,000, Korenev three-bet to 2,130,000, Koppel four-bet shoved all in and Korenev called directly for 12,500,000 total.
Roman Korenev: 
Jared Koppel: 
Flop 
kept Korenev miles ahead but the 
added straight outs for Koppel. The 
wasn't one of the outs he needed, though, making Korenev the winner of the eleventh double-up of the heads-up. Koppel was left with just twelve big blinds after the hand.
Hand #416: Korenev shoved all in on the button and Koppel called directly.
Jared Koppel: 
Roman Korenev:
It was the twelfth all in of the heads-up and the American and Russian would continue onwards to number thirteen after the board fell 
to keep Koppel's fours ahead.
Hand #417: Jared Koppel shoved all in for 5,900,000 on the button and Roman Korenev folded his big blind.
Hand #418: Korenev raised to 625,000 on the button and Koppel quickly folded.