dimanche 19 avril 2020

Correction du Sprint tactique d'aujourd'hui

Merci à Jean-François pour cette activité en direct sur internet.

Vous trouverez ici les exercices à faire, ainsi que les solutions sur l'échiquier interactif.

Nous étions seulement 6 participants...
Voici, les points ajoutés au classement des enfants pour les participants élèves de Maria :
Alex : +146 points
Raphaël : +66 points
Adria : +16 points



[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "6R1/p4p2/1p2q2p/8/6Pk/8/PP2r1PK/3Q4 w - - 0 1"] [SetUp "1"] 1.Qe1+ Rxe1 2.g3# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "kr5r/p7/8/8/4q3/8/1R3Q2/KR6 w - - 0 1"] [SetUp "1"] 1.Qxa7+ Kxa7 2.Ra2+ Qa4 3.Rxa4# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "2rr3k/1b2bppP/p2p1n2/R7/3P4/1qB2P2/1P4Q1/1K5R w - - 0 1"] [SetUp "1"] 1.Qxg7+ Kxg7 2.h8=Q+ Rxh8 3.Rg5+ Kf8 4.Rxh8+ Ng8 5.Rhxg8# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "r2nkb1r/1p1b1p1p/pB2p1P1/P2pP3/1P4PQ/3q4/3N3P/5RK1 w kq - 0 1"] [SetUp "1"] 1-0 [Event "Ungarn"] [Site "?"] [Date "1975.??.??"] [Round "?"] [White "Barczay"] [Black "Erdely"] [Result "1-0"] [Annotator "T1H"] [EventDate "1975.??.??"] [EventType "team"] [FEN "2r4k/3r1p1p/1p2pP2/p2pPp1P/P2P1Q2/6R1/4B1PK/2q5 w - - 0 1"] [SetUp "1"] 1.Rg8+ Kxg8 ( 1...Rxg8 2.Qxc1 ) 2.Qg3+ Kf8 3.Qg7+ Ke8 4.Qg8# 1-0 [Event "Narva"] [Site "?"] [Date "1984.??.??"] [Round "?"] [White "Below"] [Black "Ohngemach"] [Result "1-0"] [EventDate "1984.??.??"] [FEN "5r1k/bp4pp/1n6/5qN1/1PR5/P2Q3P/5PP1/6K1 w - - 0 1"] [SetUp "1"] 1.Rf4 Qxg5 ( 1...Qxf4 2.Qxh7# ) 2.Rxf8# 1-0 [Event "Moskau"] [Site "Moskau"] [Date "1942.??.??"] [Round "?"] [White "Boleslawski"] [Black "Dus_Chotimirski"] [Result "1-0"] [EventDate "1942.??.??"] [FEN "r2b1r1k/pppq2pn/2npb1Q1/3N1N1p/2B1PP1P/8/PPP5/2K3RR w - - 0 1"] [SetUp "1"] 1.Nde7 ( 1.Nxg7 Bf6 { et les noirs peuvent espérer se défendre } ) 1-0 [Event "Riga"] [Site "Riga"] [Date "1974.??.??"] [Round "?"] [White "Butnoris"] [Black "Gutmann"] [Result "1-0"] [EventDate "1974.??.??"] [FEN "4r1k1/pp1rBp1p/5Qp1/3q4/8/2P4P/3nRPP1/4R1K1 w - - 0 1"] [SetUp "1"] 1.Qh8+ Kxh8 2.Bf6+ Kg8 3.Rxe8# 1-0 [Event "Nowosibirsk"] [Site "?"] [Date "1989.??.??"] [Round "?"] [White "Nenaschew"] [Black "Muchametow"] [Result "1-0"] [EventDate "1989.??.??"] [FEN "6r1/R1R5/p4pk1/1p1p1p1p/1P1P3P/6PK/4rq2/2Q5 w - - 0 1"] [SetUp "1"] 1.Qg5+ fxg5 2.Rxa6+ Re6 3.Rxe6# 1-0 [Event "?"] [Site "?"] [Date "1983.??.??"] [Round "?"] [White "Pissarski"] [Black "Markuschew"] [Result "1-0"] [EventDate "1983.??.??"] [FEN "2bq1r1k/6rp/pp6/3p1B2/3P3Q/4PR1P/P7/5R1K w - - 0 1"] [SetUp "1"] 1.Be6 Rgg8 ( 1...Qxh4 2.Rxf8+ Rg8 3.Rxg8# ) ( 1...Bxe6 2.Rxf8+ ) 2.Qxd8 Rxd8 3.Bxg8 1-0 [Event "Helsinki"] [Site "Helsinki"] [Date "1991.??.??"] [Round "?"] [White "Vaeaetaeinen"] [Black "Paasikan"] [Result "1-0"] [EventDate "1991.??.??"] [FEN "q2r3k/1bRQp2p/p2pBbp1/1p1P4/1P2PP2/4B3/P5PP/6K1 w - - 0 1"] [SetUp "1"] 1.Qxe7 Bxe7 2.Bd4+ Bf6 3.Bxf6# 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "5rk1/3r1p1p/3b2pQ/8/4q3/4B2P/3R1PP1/4R1K1 w - - 0 1"] [SetUp "1"] 1.Rxd6 ( 1.Qxf8+ $2 Bxf8 2.Rxd7 h5 $14 ) 1...Rxd6 2.Qxf8+ Kxf8 3.Bh6+ Ke7 4.Rxe4+ $18 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "2r1nk2/4qpbQ/4b3/1p2RpP1/4P3/p7/PBP5/1K5R w - - 0 1"] [SetUp "1"] 1.Qxg7+ ( 1.Qh8+ $2 Bxh8 2.Rxh8+ Kg7 3.Rxe6+ axb2 4.Rxe7 Kxh8 5.exf5 { et les blancs seront contents s'ils font nulle } ) 1...Kxg7 2.Rxe6+ axb2 3.Rxe7 $18 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "rbbq1rk1/p3nppp/1p2p3/8/1B1pN3/P2B4/1P3PPP/2RQ1RK1 w - - 0 1"] [SetUp "1"] 1.Nf6+ gxf6 ( 1...Kh8 2.Nxh7 $18 ) 2.Bxe7 ( 2.Qg4+ $2 Ng6 ) 2...Qxe7 3.Qg4+ Kh8 4.Qh4 $18 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "5r1k/1p2qp1p/p4R1Q/P1p5/2Prp3/7P/1P4P1/5R1K w - - 0 1"] [SetUp "1"] 1.Re6 ( 1.Rg6 $2 f5 $10 ( 1...Rg8 $10 ) ) 1...Qd8 2.Rg6 Rg8 3.Rxf7 { pas facile, surtout que les noirs ont des échecs en fin de variante mais qui s'épuisent vite: } 3...Rd1+ 4.Kh2 Qb8+ 5.g3 Rd2+ 6.Kg1 Rd1+ 7.Kg2 Rd2+ 8.Kf1 Rd1+ 9.Ke2 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "7k/pp1q2pp/3Nr1n1/3B2Q1/2pP4/B3P1Pb/P6P/6K1 w - - 0 1"] [SetUp "1"] 1.Qd8+ Qxd8 2.Nf7+ Kg8 3.Nxd8 { la tour est clouée et ne peut trouver de défenseurs supplémentaires } 3...Nf8 4.Bxf8 Kxf8 5.Nxe6+ $18 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "kn5r/p2r2p1/1pqBp1np/1Q1pPp2/R2P4/1N6/2P2PPP/R5K1 w - - 0 1"] [SetUp "1"] 1.Rxa7+ Rxa7 2.Rxa7+ Kxa7 3.Bxb8+ Rxb8 4.Qxc6 $18 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "2kr2r1/pbp4p/1p4p1/1NqpNp2/4nQ2/8/PPPR1PPP/2K1R3 w - - 0 1"] [SetUp "1"] 1.Nc6 Qxc6 ( 1...Rd7 2.Nbxa7# ) ( 1...Rg7 { est plus résistant, le coup le plus fort est alors } 2.Nbxa7+ ( 2.Nxd8 { gagne aussi mais est moins fort } 2...Kxd8 ( 2...Nxd2 3.Ne6 Qxb5 4.Nxg7 ) ( 2...Qxb5 3.Rxe4 dxe4 ( 3...fxe4 4.Qf8 ) 4.Ne6 ) 3.Nd4 Re7 4.Rdd1 ) 2...Kd7 3.Qe5 $18 Bxc6 4.Qxg7+ ) 2.Nxa7+ $18 1-0 [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "B"] [Black "N"] [Result "1-0"] [FEN "2rr2k1/4qppp/bn6/p1bB4/4N3/6P1/PB2PP1P/2RQ1RK1 w - - 0 1"] [SetUp "1"] 1.Rxc5 ( 1.Nxc5 $2 Rxd5 2.Nd3 $10 ) 1...Rxc5 2.Qd4 $18 1-0

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