[Event "URS-chT"] [Site "Moscow"] [Date "1966.??.??"] [Round "?"] [White "Botvinnik, Mikhail"] [Black "Keres, Paul"] [Result "*"] [ECO "A29"] [Annotator "peter"] [SetUp "1"] [FEN "3q1rk1/r5p1/2bpn1P1/p1pN1p2/P1PnP2p/3PB2P/5Q1K/1R1B1R2 w - - 0 27"] [PlyCount "3"] [EventDate "1966.09.??"] [EventType "team"] [EventRounds "11"] [EventCountry "URS"] [SourceTitle "EXT 2001"] [Source "ChessBase"] [SourceDate "2000.11.22"] [SourceVersion "1"] [SourceVersionDate "2000.11.22"] [SourceQuality "1"] {[#]} 27. Rb8 {costs Black his queen because if...} Qxb8 (27... Qd7 28. Qxh4 { also leads to mate}) 28. Qxh4 {leads to a quick mate} *