[Event "Simon Says Event - All Puzzle Solutions: Puzzle 4 Solution"]
[Site "https://lichess.org/study/fL14om8f/DASsQyMj"]
[Result "*"]
[Variant "Standard"]
[ECO "?"]
[Opening "?"]
[Annotator "https://lichess.org/@/ac_otb"]
[FEN "8/1k1p4/2p5/Q1P5/P4p2/K3bP2/8/1r6 b - - 0 1"]
[SetUp "1"]
[UTCDate "2017.06.11"]
[UTCTime "11:02:57"]
[Source "https://lichess.org/study/fL14om8f/DASsQyMj"]
[Orientation "black"]
1... Bc1+ 2. Ka2 Rb2+ 3. Ka1 Bd2 4. Qd8 Bc3 5. Qxd7+ Ka8 6. Qd3 Be5 7. Qf5 Bh8 $22 8. a5 Bc3 9. Qd3 Bf6 10. Qf5 Bh8 11. a6 Bc3 12. Qd3 Be5 13. Qf5 Bh8 14. a7 Bc3 15. Qd3 Be5 16. Qf5 Bh8 { All Queen moves lead to a discovered check } { [%csl Rf5] } 17. Qf8+ Rb8+ 18. Qxh8 Rxh8 *