[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "White to play and win"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "8/r7/8/p7/3B4/8/8/3Bk1K1 w - - 0 1"] [PlyCount "7"] [EventDate "2008.08.11"] [SourceVersionDate "2020.04.01"] {[#]} 1. Bg4 {covering the king from checks on the g-file and threatening Bc3 mate} Rc7 (1... Kd2 2. Bxa7 {is an easy win for the bishops - White puts his or her bishops on the a1-h8 and b1-h7 diagonals so Black cannot promote the pawn the brings his or her king over to mop the pawn up, e.g.} Kc3 3. Bb6 a4 4. Bd8 a3 5. Bf6+ Kc2 6. Bf5+ Kd2 7. Kf2 a2 8. Bg6 Kc1 9. Ke3 (9. Ke2 $4 a1=Q $11) 9... Kd1 10. Kd3 Kc1 11. Kc4 Kd1 12. Kb3) 2. Bb6 Rc2 (2... Rc3 3. Bxa5 Kd2 4. Bf5 $18 {zugzwang - the rook is lost}) 3. Bxa5+ Rd2 4. Kh1 {zugzwang - the rook is lost} *