wait I found this but its not 4 moves
PUZZLE TIME!!
yes, that will work! man, you are really good at this! the answer that is the qickest way to checkmate though is:
a5
ng6
Qd5
Re8
hers the answer of my puzzle
Kxe1 Qa1 2. h3 Qa2 3. h4 Qa1 4. h5 Qa2 5. h6 Qa1 6. h7 Qa2 7. h8=N Qa1 8. Nf7 Qa2 9. Ne5 Qa1 10. Nxc4 Qa2 11. Na5 Qa1 12. Nxb3#
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