MESON Chess Problem Database

Problem Display
PID: 45943 (3K4/1B2B1R1/2N2ppp/4pk1P/8/1R2p2P/4N1P1/4Q3 w - - 0 1)

Taraba, Jozef

8th HM., 01. Tungsram Cup, 1978

3K4/1B2B1R1/2N2ppp/4pk1P/8/1R2p2P/4N1P1/4Q3

#2

11 + 6

5865 Czech Album (1976-1978) 1983
14580 Chess Compositions (Taraba) 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Scd4#
  • Tries
    • 1.Rxe3?
      • 1...Kg5
        • 2.Rxe5#
      • 1...Ke6
        • 2.Scd4#
      • 1...gxh5
        • 2.Bc8#
      • 1...g5
        • 2.Bc8#
      • 1...e4!
    • 1.Rxg6?
      • 1...Ke4
        • 2.Scd4#
      • 1...e4
        • 2.Bc8#
      • 1...Ke6!
    • 1.Qh4?
      • threat
        • 2.Bc8#
        • 2.Qg4#
      • 1...gxh5
        • 2.Bc8#
      • 1...Ke6!
    • 1.Qa5?
      • 1...Ke4
        • 2.Scd4#
      • 1...Ke6
        • 2.Bc8#
      • 1...gxh5
        • 2.Scd4#
      • 1...g5
        • 2.Scd4#
      • 1...Kg5!
    • 1.g4+?
      • 1...Ke4
        • 2.Sb4#
        • 2.Scd4#
        • 2.Sa5#
        • 2.Sa7#
        • 2.Sb8#
        • 2.Qh1#
      • 1...Kg5
        • 2.Rxg6#
      • 1...Ke6!
  • Keys
    • 1.Rb5!
      • 1...Ke4
        • 2.Qb1#
      • 1...Kg5
        • 2.Rxe5#
      • 1...Ke6
        • 2.Bc8#
      • 1...gxh5
        • 2.Scd4#
      • 1...g5
        • 2.Scd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::B(H)+S(G)
  • Tries
    • Try
      • R(D);XP(a)
      • Vars
        • K(c);P-FLIGHT,P_SPINP(d)::R(D),XP(b)
        • K(c);P_SPINP(b),S_FLIGHT::S(G)
        • P(e);XP(F)::B(H)
        • P(e);::B(H)
      • Refutation
        • P(b);
    • Try
      • R(J);XP(e)
      • Vars
        • K(c);S_FLIGHT::B(H)+S(G)
        • P(b);SBLOCK::B(H)
      • Refutation
        • K(c);P_SPINP(d),S_FLIGHT
    • Try
      • Q(A);
      • Threat
        • DUALS(2)
      • Vars
        • P(e);XP(F)::B(H)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(A);P_PINP(b)
      • Vars
        • K(c);N_SPINP(b),S_FLIGHT::B(H)+S(G)
        • K(c);N_SPINP(b),S_FLIGHT::B(H)
        • P(e);XP(F)::S(G)
        • P(e);::S(G)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • P(C);CHECK
      • Vars
        • K(c);P-FLIGHT,P_SPINP(d)::R1(J),XP(e)
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • R(D);P_PINP(b)
    • Vars
      • K(c);N_SPINP(b),S_FLIGHT::QAB(A)
      • K(c);P-FLIGHT::R(D),XP(b)
      • K(c);N_SPINP(b),S_FLIGHT::B(H)
      • P(e);XP(F)::S(G)
      • P(e);::S(G)
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