19 Rf1xNf6! Black d7-knight must shield the c8-king from Qxe6+ S Sjugirov vs Carlsen, 2010  (B12) Caro-Kann Defense, 25 moves, 1-0 28 ... Re8xe3! White f2-pawn shields g2-king from Black a8-rook Anand vs Carlsen, 2009  (D35) Queen's Gambit Declined, 46 moves, 0-1 41 ... Rf6xf3! White e2-bishop shields g2-king from c8-queen V Chuchelov vs Shirov, 2009  (D45) Queen's Gambit Declined Semi-Slav, 41 moves, 0-1 56 Rc6-c4+! Black b5-pawn shields a4-king from White f3-bishop M Gurevich vs R Ovetchkin, 2007  (D11) Queen's Gambit Declined Slav, 54 moves, 1/2-1/2 18 .. Rc3-a3!! White b2-pawn must block b-file to White b1-king Pillsbury vs Lasker, 1896  (D50) Queen's Gambit Declined, 30 moves, 0-1 39 RxRg6 f7xg6 f7-pawn no longer blocks f-file to Black f8-king Kasparov vs Bareev, 2001  (C07) French, Tarrasch, 41 moves, 1-0 35 Rd1xd5! Black e6-pawn must block e-file to prevent Re1xKe8 Kasparov vs Kramnik, 1999  (B62) Sicilian, Richter-Rauzer, 36 moves, 1-0 21 ... Bc5xf2! White f3-queen shields g2-king from ... Qb6-c6+ M Erdogdu vs R Almond, 2006  (B01) Scandinavian, 32 moves, 0-1 25 Ba4-b5! Black c6-pawn must block c-file else Re4-c4+ mates Ljubojevic vs J Durao, 1974  (C64) Ruy Lopez, Classical, 25 moves, 1-0 28 Ng2xRe3? White g2-knight no longer blocks 2nd rank, g1-king J H Morrison vs Nimzowitsch, 1927   (C00) French Defense, 28 moves, 0-1 32 Ng3-f5!, 33 Nd4-f5! Black g6-pawn blocks g-file to g8-king Kramnik vs Morozevich, 2003  (C11) French, 37 moves, 0-1 25 ... Nf6-e4! White f3-pawn shields f1-king from Black e6-rook Anand vs Kasparov, 1995  (B77) Sicilian, Dragon, Yugoslav Attack, 25 moves, 0-1 43 ... Rh7xh4! White f3-knight blocks f-file to White f1-king S Atalik vs Radjabov, 2007  (E77) King's Indian, 43 moves, 0-1 31 Nf7-g5+! Black h6-pawn shields h7-king trapped on the h-file Kasparov vs Leko, 2001  (C84) Ruy Lopez, Closed, 31 moves, 1-0 42 .. Ne4xNg3+! White g2-queen, h2-pawn must shield the h1-king Anand vs Kasparov, 1997  (B84) Sicilian, Scheveningen, 41 moves, 0-1 38 .. Rf2-f4+! White g3-pawn must block g-file of White g4-king Teichmann vs Marshall, 1902  (C63) Ruy Lopez, Schliemann Defense, 39 moves, 0-1 63 Rc2xc5+! Black b6-pawn must block a5-d8 diagonal to a5-king E El Gindy vs Ponomariov, 2007  (E32) Nimzo-Indian, Classical, 64 moves, 1-0 26 ... Na5-c4! White b3-pawn blocks a4-d1 diagonal to d1-king W Winter vs Alekhine, 1936  (C01) French, Exchange, 39 moves, 0-1 24 ... h5-h4! White g3-pawn shields h2-king from Black d6-queen Petrosian vs Larsen, 1966  (A16) English, 61 moves, 0-1 21 d5-d6! c7xd6 Black c7-pawn no longer shields Black c8-king Fischer vs Uhlmann, 1970   (C15) French, Winawer, 29 moves, 1-0 39 Rh8xh6+!! Black g7-pawn shields Black g6-king from Qb8-g8+ Bronstein vs Korchnoi, 1962  (C83) Ruy Lopez, Open, 39 moves, 1-0 28 h4-h5! Black g6-pawn shields g8-king from swinging e5-rook Fischer vs U Geller, 1968  (A07) King's Indian Attack, 32 moves, 1-0 36 Rh4xb4! Black c5-bishop shields a7-king along a7-g1 diagonal Nepomniachtchi vs Stellwagen, 2008  (B43) Sicilian, Kan, 5.Nc3, 44 moves, 1-0 32 - Rf3xNf4! White g3-pawn shields g2-king on half-open g-file Euwe vs Keres, 1940  (E19) Queen's Indian, Old Main line, 9.Qxc3, 34 moves, 0-1 35 - Nf5-e3! White f2-pawn shields g2-king along the 2nd rank Tal vs Anand, 1989  (A30) English, Symmetrical, 37 moves, 0-1 23 - Qe2xNf3! White g2-pawn blocks g-file to stalemated g1-king Albin vs O Bernstein, 1904  (C50) Giuoco Piano, 24 moves, 0-1 28 Qh5-g5 Black h6-pawn blocks h-file to Black h8-king Radjabov vs Navara, 2008  (B46) Sicilian, Taimanov Variation, 47 moves, 0-1 21 - Nd5-e3! White f2-pawn shields g1-king from g5-bishop check Shirov vs Karjakin, 2008  (D44) Queen's Gambit Declined Semi-Slav, 36 moves, 1/2-1/2 17 ... Ne5-g4! White f3-pawn blocks a8-h1 diagonal to h1-king Ponomariov vs Grischuk, 2000  (C45) Scotch Game, 46 moves, 0-1 26 Bf3xh5! Black g6-pawn shields g8-king from swinging d3-rook Kamsky vs Ivanchuk, 2008  (B33) Sicilian, 47 moves, 1-0 35 ... e4-e3! White f1-knight shields g1-king from ... Rc2-c1+ R G Wade vs L'Ami, 2008  (B20) Sicilian, 39 moves, 0-1 30 Rd1-d6! Black d8-rook must shield e8-king from White a6-rook Morozevich vs Kramnik, 2008  (D45) Queen's Gambit Declined Semi-Slav, 31 moves, 1-0 28 ... Qh5xNh3! White g2-pawn shields h1-king from b7-bishop J Torres Caravaca vs Alekhine, 1922  (C79) Ruy Lopez, Steinitz Defense Deferred, 30 moves, 0-1 27 Rh4xh6! Black g7-pawn must shield g8-king from Qc2-g6+ Shirov vs Svidler, 2008  (D16) Queen's Gambit Declined Slav, 43 moves, 1-0 19 .. Qh5xh3+! White g2-bishop must shield h2-king from b2-rook Lasker vs S Polner, 1889  (C26) Vienna, 21 moves, 0-1 20 Qh5xBf5! Black f7-rook shield g8-king from threat of Rd5-d8# Kramnik vs Sadvakasov, 2001  (D27) Queen's Gambit Accepted, Classical, 21 moves, 1-0 29 Rc4-e4! Black e6-queen shields d7-king from discovery Tal vs Velimirovic, 1979  (A30) English, Symmetrical, 30 moves, 1-0 27 Bf5-g6! Black h7-pawn shields h8-king from the White h3-rook Caruana vs A Kveinys, 2008  (B42) Sicilian, Kan, 30 moves, 1-0 34 .. g6xf5?? stops f5-f6, exposes stalemated g8-king on g-file Ivanchuk vs X Bu, 2008  (C26) Vienna, 34 moves, 1-0 16 nd4-e6+! Black f7-pawn shields f8-king from White a3-rook F Vallejo Pons vs Nepomniachtchi, 2008  (B23) Sicilian, Closed, 25 moves, 1-0 55 .. Rg6-g5+! White h4-pawn must block h-file of White h5-king Carlsen vs Radjabov, 2009  (B40) Sicilian, 60 moves, 1/2-1/2 18 Bg5-f6! Black g7-king shield g8-king from swinging e3-rook Alekhine vs Sik, 1943  (C07) French, Tarrasch, 19 moves, 1-0 12 ... Nf6-d5!, 19 .. Ne5xd3 White e4-,c2-pawns shield the king Kupreichik vs Yusupov, 1982  (A03) Bird's Opening, 20 moves, 0-1 Morphy vs Loewenthal, 1858  (C01) French, Exchange, 25 moves, 1-0 Morphy vs Anderssen, 1858   (C65) Ruy Lopez, Berlin Defense, 20 moves, 1-0 34 - Rc3-f3! White g2-pawn sheilds h1-king along a8-h1 diagonal A Riazantsev vs Carlsen, 2005  (E12) Queen's Indian, 36 moves, 0-1 30 ... Rf2-f4+! White g3-pawn, g5-bishop block lines to h4-king E M Jackson vs Marshall, 1899  (C24) Bishop's Opening, 30 moves, 0-1 23 Bg5-f6!! Black g7-pawn must stop discovered attack Rc4-g4+ Alekhine vs K Sterk, 1921  (D37) Queen's Gambit Declined, 30 moves, 1-0 38 ... Rb4-e4+!! White f3-pawn shield e2-king from f5-bishop J Sherwin vs Fischer, 1957  (E87) King's Indian, Samisch, Orthodox, 41 moves, 1-0 50 Nc4-e5! Black e7-rook must shield Black g7-king along rank Aronian vs E Inarkiev, 2009  (D45) Queen's Gambit Declined Semi-Slav, 57 moves, 1-0 41 ... Qf2-f4+!!? White g3-king shields h4-king from c5-bishop Gelfand vs Shirov, 2007  (D85) Grunfeld, 54 moves, 0-1 39 g3-g4+! Black f5-pawn shield h5-king from the White c6-rook R Mamedov vs M Bartel, 2009  (C05) French, Tarrasch, 54 moves, 1-0 27 Qh4xNh5! Black g6-pawn shields g8-king from discovered check Lagno vs N Malmdin, 2007  (B01) Scandinavian, 27 moves, 1-0 58 Nd4-c6+! Black b7-pawn shields a7-king from f7 rook check F Amonatov vs A Gabrielian, 2010  (C18) French, Winawer, 67 moves, 1-0 23 - Rh8xNh5! White g4-pawn shields g1-king from e7-rook swinge M Larrea vs B Roselli Mailhe, 2007  (C02) French, Advance, 23 moves, 0-1 38 ... Be4xg2+! f1-bishop shields h1-king from mobile h6-queen M Rodshtein vs So, 2010  (D86) Grunfeld, Exchange, 39 moves, 0-1 31 ... Ra2xBd2! White c3-queen shields c1-king from queen check Buhmann vs Shirov, 2008  (D12) Queen's Gambit Declined Slav, 31 moves, 0-1 47 .. Qe5-g3+! 0-1 forces opening of 2nd rank for 48 .. Re8-e2# A Moroz vs K Lerner, 2000  (B58) Sicilian, 47 moves, 0-1 43 ... Nd3-f4+! White g3-pawn shields h3-king along 3rd rank Carlsen vs Ivanchuk, 2012  (E21) Nimzo-Indian, Three Knights, 44 moves, 0-1 59 games