[Event "Live Chess"] [Site "https://www.chess.com/game/live/10967299241"] [Date "2021.03.31"] [White "nelsi"] [Black "Ryuujin64"] [Result "*"] [Variant "Standard"] [ECO "B51"] [Opening "Sicilian Defense: Moscow Variation"] [Annotator "https://lichess.org/@/ravenbirb"] [Source "https://lichess.org/study/TrdNFnhj/p2ekTQZd"] [Orientation "white"] { [Chess Vibes] https://youtu.be/aabUy_lb270?t=55 } 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 e5 6. Qa4 Nf6 7. Nc3 h6 8. Be3 Be7 9. O-O-O O-O 10. h3 Qc7 11. g4 a6 12. Bxd7 Bxd7 13. Qb3 b5 14. g5 Be6?? { The queen is under attack and saving it will not work. To make the most of this position, you should be able to capture equal or greater material in exchange for the queen, which is 9 points or higher. } { [%cal Rg5f6,Rf6e7,Re7f8,Be6b3] } 15. gxf6! (15. Qb4?? { Saving the queen does not work. } 15... hxg5 16. Nxg5 (16. Bxg5?? d5 17. Qb3 dxe4 $19 { Queen is trapped. } { [%cal Bb5a4,Be7a3,Be6b3] }) 16... d5 { [%cal Be7b4] } 17. Qb3 d4 { [%cal Be6b3,Bd4c3,Bd4e3] } 18. Nxe6 fxe6 19. Bxd4 exd4 $17 { White has lost the bishop for a pawn. }) (15. Qa3?? { Saving the queen does not work. } 15... hxg5 16. Nxg5 (16. Bxg5?? d5 17. Qb3 dxe4 $19 { Queen is trapped. } { [%cal Bb5a4,Be7a3,Be6b3] }) 16... d5 { [%cal Be7a3] } 17. Qb3 d4 { [%cal Be6b3,Bd4c3,Bd4e3] } 18. Nxe6 fxe6 19. Bxd4 exd4 $17 { White has lost the bishop for a pawn. }) (15. Nd5? { Position is better for Black after a few moves. } 15... Nxd5 16. exd5 Bf5 17. Nh4 Bh7 18. Rhg1 $17 { Material is equal but Black's pieces are better coordinated. } { [%cal Ga8c8,Bc7c2,Bh7c2,Gf8c8,Ba6a5,Ba5a4,Re7h4] }) 15... Bxb3 16. fxe7 { The pawn must be taken now or else White gets greater material for the queen sacrifice. } { [%cal Re7f8,Bc7e7] } 16... Qxe7 (16... Bxc2!? { Alternative move with good ideas for Black. } { [%cal Re7f8] } 17. exf8=Q+ Kxf8 18. Kxc2 { Knight is now pinned to the king. } { [%csl Bc3][%cal Bc7c2] } 18... b4 { [%cal Bb4c3] } 19. Nd2 bxc3 20. bxc3 $10 { Black is up a pawn and has a queen and rook vs 2 minor pieces and 2 rooks. } { [%csl Gd2,Ge3,Gd1,Gh1,Bc7,Ba8] }) 17. axb3 $10 { White has sacrificed the queen and a pawn for three minor pieces. } { [%csl Gc3,Ge3,Gf3,Be7] } *