Tactics from the 2017 Langley Open

Black to move. (Difficulty level: easy)

Black to move

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P. Harris-John Doknjas, Langley Open 2017
​27. ...Bxg3+!
​This was easy. 28. fxg3 Qxg3+ 29. Kh1 Qxh4+ and it's mate on h2 next.