Chess Puzzle - Series 3489

                            Black to move. How should black proceed ?

Endgame Tactics By gmknockout

( Q + R + B + N + 5P+ K vs Q + R + 2B + 6P + K )

 

GM_Knockout said ;

1. ...Qf1+!!
2. Kh2 Qxf7+
3. Kh1 Qf1+
4. Kh2 Bdxg3+!
5. Kxg3 Qg1+
6. Bf1+ Ng2
7. Qxg2#

- Black won 0-1