Try: 1.Qc6?
But 1...Ka2!

Try: 1.Qg6?
But 1...Kc4!

Try: 1.Qf3+?
1...Ka2 2.Rxa1
But 1...Kc4!

Try: 1.Bxa1?
1...Kc2 2.Qc3
1...a2 2.Qc3
1...Ka2 2.Qe6,Qf7
But 1...Kc4!

Try: 1.Rc1? [2.Qe6, Qf7]
1...a2 2.Qf3
But 1...Ka2!

1.Qf1
1...a2 2.Qd3
1...Kc2 2.Qd1
1...Ka2 2.Qb1
1...Sc2 2.Qf7