Typical sacrifices

 [Event "Friendly Game, 2m"]  [Site "Café"]  [Date "2011.12.08"]  [Round "?"]  [White "Dembo, V."]  [Black "Guest153666"]  [Result "1-0"]  [ECO "B50"]  [Annotator "Dembo,Yelena"]  [SetUp "1"]  [FEN "q2r2k1/3nrp1p/p3p1pQ/1p6/6N1/2P2b1P/P1B2P2/3RR1K1 w - - 0 26"]  [PlyCount "5"]  [EventDate "2011.12.08"]  [TimeControl "120"]   26. Rxd7 {[%emt 0:00:03]} Rexd7 {[%emt 0:00:13]} 27. Nf6+ {[%emt 0:00:02]} Kh8  {[%emt 0:00:03]} 28. Qxh7# {[%emt 0:00:01] (Lag: Av=0.33s, max=1.4s)} 1-0 

 [Event "Friendly Game, 2m"]  [Site "Café"]  [Date "2012.02.11"]  [Round "?"]  [White "Guest119788"]  [Black "Dembo, V."]  [Result "0-1"]  [ECO "E94"]  [Annotator "Dembo,Yelena"]  [SetUp "1"]  [FEN "r3nrk1/1N1b2b1/1P3n2/p2Pp1qp/P3Ppp1/BN3P2/4B1PP/2RQ1RK1 b - - 0 22"]  [PlyCount "7"]  [EventDate "2012.02.11"]  [TimeControl "120"]   22... g3 {[%emt 0:00:10]} 23. Bxf8 {[%emt 0:00:05]} Qh4 {[%emt 0:00:01]} 24. h3  {[%emt 0:00:01]} Bxh3 {[%emt 0:00:01]} 25. Re1 {[%emt 0:00:13]} Bxg2 {[%emt 0:  00:07] Guest119788 gibt auf  (Lag: Av=0.28s, max=0.7s)} 0-1 

 [Event "Friendly Game, 2m"]  [Site "Café"]  [Date "2012.02.14"]  [Round "?"]  [White "Dembo, V."]  [Black "Guest404181"]  [Result "1-0"]  [ECO "C00"]  [Annotator "Dembo,Yelena"]  [SetUp "1"]  [FEN "r5k1/2qb1Rbp/4p1p1/p2pP1N1/2pP4/2n2QP1/P5BP/5RK1 w - - 0 26"]  [PlyCount "7"]  [EventDate "2012.02.14"]  [TimeControl "120"]   26. Rxg7+ {[%emt 0:00:03]} Kxg7 {[%emt 0:00:02]} 27. Qf7+ {[%emt 0:00:02]} Kh6  {[%emt 0:00:02]} 28. Qxh7+ {[%emt 0:00:03]} Kxg5 {[%emt 0:00:01]} 29. Qh4# {  [%emt 0:00:02] (Lag: Av=0.42s, max=0.9s)} 1-0