[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "White to play and win"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "5q2/2R5/8/8/2p2p2/7R/8/k2K4 w - - 0 0"] [PlyCount "15"] [EventDate "2000.10.14"] [EventType "team-tourn"] [EventRounds "15"] [SourceVersionDate "2020.04.01"] {[#]} 1. Kc1 {threatening Ra7 mate} Qa8 (1... Qb8 2. Ra3#) 2. Rb7 $3 Qa2 (2... Qxb7 3. Ra3#) (2... Qa6 3. Rb1+ Ka2 4. Rh2+ Ka3 5. Rhb2 (5. Ra1+ $18 {shows white's plan}) 5... c3 6. Ra1#) (2... Ka2 3. Rb2+ Ka1 4. Rb1+ Ka2 5. Rh2+ Ka3 6. Ra1+) 3. Rf3 c3 {black has no viable queen move} (3... Qa4 4. Rb1+ Ka2 5. Rf2+ Ka3 6. Ra1+) 4. Rxc3 f3 {still the queen cannot move} (4... Qa5 5. Rb1+ Ka2 6. Rc2+ Ka3 7. Ra1+ Kb4 8. Rxa5) 5. Rcb3 {this square is available to white for the first time} (5. Rxf3 $2 {now the pawn is no longer on c4 the black queen can use the square to great effect} Qc4+ 6. Kd2 Qd5+ {and black wins}) 5... Qa4 (5... f2 6. Rb1+) 6. Rb1+ Ka2 7. R7b2+ Ka3 8. Ra1# *