Endgame Puzzle - Series 214

               

( Q + K vs B + K )

White to move

GM_Knockout said ;

1. Qb6+!! Ke2
2. Qb2+! Ke3
3. Qc3+ Ke2
4. Qe5+ Kd1
5. Qd5+ Ke2
6. Qe6+

OR

1. Qb6+!! Ke2
2. Qb2+! Ke3
3. Qc3+ Ke2
4. Qe5+ Kd1
5. Qd5+ Ke1
6. Qe6+

OR

1. Qb6+!! Ke2
2. Qb2+! Ke3
3. Qc3+ Ke2
4. Qe5+ Kd1
5. Qd5+ Kc2
6. Qg2+

OR

1. Qb6+!! Ke2
2. Qb2+! Ke3
3. Qc3+ Ke2
4. Qe5+ Kd1
5. Qd5+ Kc1
6. Qg5+

OR

1. Qb6+!! Ke2
2. Qb2+! Ke3
3. Qc3+ Bd3
4. Ke5 Ke2
5. Kd4 Bb2
6. Qb2+

OR

1. Qb6+!! Ke2
2. Qb2+! Ke3
3. Qc3+ Bd3
4. Ke5 Ke2
5. Kd4 Bh7
6. Qe3+ Kf1
7. Qh3+

OR

1. Qb6+!! Ke2
2. Qb2+! Ke3
3. Qc3+ Bd3
4. Ke5 Ke2
5. Kd4 Bh7
6. Qe3+ Kd1
7. Kc3

- Black resigned 1-0