[Event "6th Nutcracker Classical"] [Site "Moscow RUS"] [Date "2020.03.06"] [Round "3.3"] [White "Tomashevsky, E."] [Black "Lomasov, Semyon"] [Result "*"] [ECO "E11"] [WhiteElo "2701"] [BlackElo "2533"] [Annotator "Dhopade,Swapnil"] [SetUp "1"] [FEN "rn3rk1/pbp1qppp/1p1pp3/8/2PP4/2RBPN2/PP3PPP/3Q1RK1 w - - 0 12"] [PlyCount "6"] [EventDate "2020.03.04"] [WhiteTeam "Kings"] [BlackTeam "Princes"] 12. c5 $1 {immediately fighting for initiative. First of all white stops Nb8-d7. Secondly white is all set to create play on the c-file.} g6 ({after} 12... dxc5 13. dxc5 e5 14. Be2 $14 {[%csl Gc5] the space on the queenside gives white at least a slight edge.}) 13. cxd6 cxd6 14. Nd2 $5 {the knight was not doing much on f3 so white decides to retreat it. Also now the white queen is free to go to the queenside without worrying about ruining the pawn structure after Bb7-f3.} (14. Qc2 $6 Nd7 15. Rc7 Rfc8 $11 {[%CAl Ge7d8]}) 14... Na6 {[#] Find the best move for white.} (14... Nd7 $2 {allows white rook to enter the 7th rank with a strong effect.} 15. Rc7 Rab8 16. Qa4 {it seems white simply wins due to the pressure on the d7 knight. But black can prolong with,} Nc5 $1 17. Rxe7 Nxa4 {but now after,} 18. Nc4 $16 {white stands clearly better in this endgame due to the pressure created by the white rook on the 7th rank.} ) *