Endgame puzzle

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pdve

 It is black to move.

tooWEAKtooSL0W
timonypumba wrote:

1... f3+ 2. Rxf3 h1=Q+ 3. Kxh1 Kxf3 4. Kg1 g2 5. Kh2 Kf2 6. Kh3 g1=Q 7. Kh4 Qg6 8. Kh3 Qg3++

 

Another line:  ... f3+ 2. Kh1 g2+ 3. Kxh2 gxf1 = N (avoiding stalemate). Promote other pawn and win.