28 ... Rh5xh3! Black sacs material to create connected passers Aganalian vs Petrosian, 1945  (A54) Old Indian, Ukrainian Variation, 4.Nf3, 34 moves, 0-1 43 Rxc7!! sacs rook for connected passed 6th rank b,c-pawns K Plater vs Sliwa, 1947  (E33) Nimzo-Indian, Classical, 45 moves, 1-0 Nyback vs Carlsen, 2008  (D37) Queen's Gambit Declined, 39 moves, 1-0 43 Rc7xNe7! clears the way for White 6th rank connected passers Caruana vs A Smirnov, 2009  (C65) Ruy Lopez, Berlin Defense, 44 moves, 1-0 29 .. Rf8xBf4! destroys defender of e3-sq and connecter passers M Fierro vs Y Hou, 2009  (C04) French, Tarrasch, Guimard Main line, 31 moves, 0-1 24 Nc4-b6! seeks to create connected 6th-rank passers for piece Karjakin vs Aronian, 2009  (C84) Ruy Lopez, Closed, 34 moves, 1-0 Mamedyarov vs V Laznicka, 2009 (D31) Queen's Gambit Declined, 62 moves, 1-0 7 games