<div class="user_solution"><div><br /></div><div><div>1. b8=Q c1=Q+ 2. Nd1 {split} (2. Rd1 $4 Qxb2 (2... Qc2 $19)) 2... Bd4 ({</div><div>second line} 2... Qc2 3. Rh5+ Rh4 4. Rxh4+ Kxh4 5. Qxb4+ $1 ({After} 5. Qh8+</div><div>Kg5 6. Qg8+ Kf6 7. Qf8+ Kg6 8. Qe8+ Kf6 9. Nxe3 Qd3 {black&#39;s b-pawn gives him</div><div>enough play to hold a draw}) 5... Kg5 6. Qg4+ $1 $18 Kxg4 7. Nxe3+ $18) 3. Rxd4</div><div>$1 Rxd4 4. Qh8+ Rh4 {self block} (4... Kg4 5. Qxd4+ Kf3 6. Qd3+ (6. Qxd6 $2 Ke2</div><div>$11) 6... Kg4 7. Qxd6 $18) 5. Qc8+ $1 Qxc8 6. Nf2# {Themes: neat echo</div><div>Q-sacrifice, deflection, fork, mate} 1-0</div></div><div><br /></div></div><br />