SP815
White to play and win:
Answer bottom left hand corner of this page
Check out the solution below!
Solution:
1. Ka2!! ... Qxg1?
2. e6! Black has no way to stop the e-pawn queening.
if instead:
1. e6? ... Qe1+!
2.Ka2 ... Qxe6
if instead:
1.Ka2!! ... Qe1!?
2.Bd5! ... Qxe5
3.Bc4 and black cannot avoid Qxb6 ruining blacks away-side pawns