domingo, 26 de junio de 2011

Táctica Obstrucción. Práctica


Resuelve las siguientes 65 posiciones del tema táctico . 

Nivel 1: 1-22 posiciones
(pasas de nivel con 16 soluciones correctas)
Nivel 2: 23-44 posiciones  
(pasas de nivel con 16 soluciones correctas)
Nivel 3: 45-65 posiciones 
(pasas de nivel con 16 soluciones correctas)


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[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 1"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "k1r1r3/p5p1/1b1Q4/nN2B3/4p3/1B3pPq/1P3P1P/R2R3K w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 2"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "4rk2/1pq2p2/r2nP3/p3p3/P6Q/3R4/1PP5/3R2K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 3"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "2r1k3/pR2nr1Q/3q4/P7/3p1p2/P1p3P1/7P/4R1K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 4"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r2n1k2/p3n2R/3ppNp1/1pp3N1/4pP2/3P4/PPPK2B1/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 5"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "6R1/8/5r1p/4Q3/3P2pk/8/5qPK/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 6"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/1p6/5p2/1p1pNP2/1P1k1KP1/3P1p2/2PB1PbP/q7 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 7"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "1r6/5RR1/7p/2p1r1p1/2p1P1k1/3P2P1/2P3K1/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 8"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/6bp/1R4p1/p3p3/kp2r1Pr/3RB3/PPP1K3/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 9"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "N1k1rb1r/1p4pp/n1Npbp2/Q2p4/8/4B2q/PPP2P1P/1K1R2R1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 10"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r4r2/pb3pk1/1pn3p1/2ppqPQ1/8/2NBP3/PP4P1/2KR3R w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 11"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "8/8/1k6/6B1/2n5/1p6/r3B3/2NKR3 b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 12"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r4rk1/1pq1n1p1/p2pbP2/5p1Q/8/2P4R/P1PB2PP/R6K w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 13"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "2rr4/1b2bpkP/p3pn2/R7/3P4/1qB2P2/1P6/1K5R w - - 0 3"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 14"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r1b1rN1k/1pqn2p1/p1p2n1p/4P3/2B5/P3P2P/1PQ2PP1/2R2RK1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 15"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r1rq1Bk1/1p3p2/p4p2/2bPp2Q/2P5/3B4/PP4PP/3R3K w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 16"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "4rrk1/pp3ppp/2n5/3N3R/7q/8/P3Q1PP/3R3K w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 17"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "r4Nk1/1p2pp1p/p1np2p1/3N4/P2qPPn1/3B4/1bPK2PP/R2Q1R2 b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 18"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r4r2/1p1bk3/pqp1N1Q1/2bP4/8/6B1/n5PP/7K w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 19"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "1k1B3r/1p2Qp2/4b1pP/p3P3/P2p1p2/1q6/2R2P1P/2K5 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 20"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "n3brk1/4pp2/pq1p2pB/2nPbPN1/P1p1P1PQ/2N4P/1rB5/R4R1K w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 21"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r3nk2/1p1r2b1/1p4P1/3npNN1/8/3P4/PP4K1/R1B4R w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 22"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "2r2r2/ppk3pp/3NQ1p1/4p3/n7/8/2PP2q1/2KR4 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 23"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "6k1/pp3p1p/2p3p1/3p3n/1P1P1q2/P4N1P/3Qn1B1/1RR4K b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 24"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "5rk1/6pp/p1pNr3/2Pb1p2/qP6/P1Q2p2/6PP/3RR1K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 25"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r3r2k/pb2q1p1/1p2Nn1p/2b5/2B5/2P2P2/PPQ3PP/4RR1K w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 26"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "3r1k2/1q1r1pp1/3p2bp/p2N4/8/2P1RQ1P/P4PP1/4R1K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 27"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "3q4/p2rRpkp/1p4p1/2p5/3p4/1P1P3P/P1P1QPP1/6K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 28"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "2r2k1r/pp3pbp/2b1p3/4p2N/q1B4Q/8/PPP3PP/2KR3R w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 29"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "8/p5kp/1p3p2/6pQ/8/1P4PK/P2N4/6q1 b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 30"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r3rk2/p3Rp1p/1qp1bQ2/8/1p1P4/6R1/PP3PPP/6K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 31"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "r1bq1rk1/ppp1bp1p/2n4Q/8/2BpN3/8/PPP2PPP/RN3RK1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 32"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "r4knr/ppp3bp/3pp1p1/7b/4P2q/2N1BP2/PPP1BP1P/R2Q1R1K b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 33"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "1R6/5p2/4P1pb/2K4p/2pB1N1k/4P3/6PP/2q5 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 34"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/2p5/3prpb1/4k3/4p3/4KP2/4NP2/2R5 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 35"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "1r5k/3P2p1/2R2nP1/8/8/6K1/8/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 36"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/1p6/8/2N5/5r2/2K1kN2/8/5R2 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 37"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/5p1p/3q3P/4kPB1/4P1K1/8/8/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 38"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "5kBb/5P2/8/6Q1/6K1/8/8/5q2 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 39"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/2K5/3P3Q/7q/6k1/1P4P1/5P1P/5r2 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 40"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "1kr5/p1pR4/2P3pp/5p2/1N6/KP2p2P/2P2r2/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 41"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "6R1/8/7b/r7/k1K5/8/1P6/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 42"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/6R1/7p/5K1k/8/4b1P1/6P1/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 43"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/8/6R1/1p5p/2b4k/p1P1K3/6P1/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 44"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "2b3rk/5P2/7K/5N2/8/8/8/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 45"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/3Q4/1p6/2p1k1Kp/2P3p1/8/3P4/7q w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 46"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/2pp4/5K2/3B4/5kp1/8/6Pp/4B3 b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 47"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/5R2/3N3r/4r1k1/5N2/6K1/8/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 48"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "2k2q2/n7/2b5/2N3Q1/8/8/4B3/6K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 49"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/4Q3/kp6/qN6/8/3P4/p1K5/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 50"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "5Q2/8/8/8/p7/1p6/6r1/k1KR4 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 51"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "n7/7R/3n4/2k5/2P5/2P5/2K5/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 52"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "5k2/R4B1r/8/8/5K2/8/8/B7 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 53"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/8/7p/8/6pp/4N1Pk/5K2/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 54"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/6q1/2k2r2/8/1K6/8/4R3/5Q2 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 55"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "3R4/2B5/8/5k2/1b2b3/4K2p/3p4/8 b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 56"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "B7/P7/P7/k6K/8/8/7p/r7 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 57"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "1R3r2/2P5/1P6/K1k5/8/p7/8/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 58"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/6P1/8/2k3K1/8/8/6p1/R6r w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 59"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "K6Q/8/7P/8/8/8/p7/1r5k w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 60"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/3P1pk1/6p1/p7/P7/Q4pP1/2rp1P1P/5K2 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 61"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/2pp2pp/8/2PP1P2/1p5k/8/PP4p1/6K1 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 62"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/6pp/8/4kPPP/8/8/2K5/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 63"] [Black "Juegan las negras"] [Result "*"] [SetUp "1"] [FEN "8/8/1p1k4/5ppp/PPK1p3/6P1/5PP1/8 b - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 64"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "2b5/2pp4/8/2B5/7P/2K5/7k/8 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] * [Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Obstrucción 65"] [Black "Juegan las blancas"] [Result "*"] [SetUp "1"] [FEN "8/B7/7P/4p3/7k/8/2K5/b7 w - - 0 1"] [PlyCount "0"] [SourceDate "2007.01.01"] *