[Event ""] [White "Philidor"] [Black "Queen versus Rook"] [Site ""] [Round ""] [Annotator "Müller,Karsten/Havanur,Nagesh"] [Result "1-0"] [Date "1777.??.??"] [PlyCount "13"] [Setup "1"] [FEN "1k6/1r6/2K5/Q7/8/8/8/8 w - - 0 1"] 1. Qe5+ Ka8 2. Qa1+ Kb8 3. Qa5 Rb1 {The rook moves on light squares to avoid a queen fork and immediate capture.} (3... Kc8 4. Qa6 $18 )(3... Rb3 4. Qe5+ Ka7 (4... Ka8 5. Kc7 Rb7+ 6. Kc8 $18 )5. Qg7+ Ka8 6. Qg8+ Rb8 7. Qa2# )(3... Rh7 4. Qe5+ Ka7 5. Qa1+ Kb8 6. Qb1+ $18 )(3... Rf7 4. Qe5+ Ka7 5. Qe3+ $1 $18 { The rook falls for a check on b3 or e8 depending on where the king moves.} )4. Qe5+ Ka7 5. Qd4+ Ka8 6. Qh8+ Ka7 (6... Rb8 7. Qa1# )7. Qh7+ $18 1-0