[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Black to play"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "r5k1/3b1p2/q3pn1p/2rp4/3Q4/1P4P1/1R2PPBP/3R2K1 b - - 0 1"] [PlyCount "21"] [EventDate "2008.08.11"] [SourceVersionDate "2020.04.01"] {[#]} 1... Qa1 $1 2. Rxa1 (2. Qd2 Qa3 {Other moves (e.g. Rc7 or Kg7) work but this is best - it defends the rook on c5 so that Qd4 does not leads to a repitition.}) (2. Rf1 Rc1 3. Qxf6 Rxf1+ 4. Bxf1 e5 {threatening both Qxb2 and Bh3}) 2... Rxa1+ 3. Bf1 e5 4. Qh4 (4. Qxc5 Bh3 {and the only way to prevent mate is to give up the queen with Qc8+}) 4... Rcc1 5. Qxf6 (5. Kg2 Rxf1 (5... Kg7 {also wins}) 6. Qxf6 Bg4 {transposing to the mainline}) 5... Rxf1+ 6. Kg2 Bg4 7. f3 Rg1+ 8. Kf2 d4 9. e3 (9. e4 Bh3 10. Ke2 Bf1+ 11. Kd2 Rg2#) 9... Raf1+ 10. Ke2 Bxf3+ 11. Qxf3 d3+ $19 *