MESON Chess Problem Database

Problem Display
PID: 267950 (2B4Q/8/3P4/1p1kN3/1B4K1/P7/2P5/8 w - - 0 1)

Viskov, Anatoly

Shakhmatnaya kompozitsiya, 1995

2B4Q/8/3P4/1p1kN3/1B4K1/P7/2P5/8

#2

8 + 2

SOLUTION

  • SOUND
  • Tries
    • 1.Sd3?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc6!
    • 1.Sf3?
      • 1...Kc4
        • 2.Be6#
        • 2.Qd4#
        • 2.Qg8#
      • 1...Ke4
        • 2.Qd4#
        • 2.Qe5#
      • 1...Kc6!
    • 1.Sc4?
      • 1...Kxc4
        • 2.Be6#
      • 1...Ke4
        • 2.Bb7#
        • 2.Qe5#
      • 1...Kc6
        • 2.Qh1#
      • 1...bxc4!
    • 1.Sc6?
      • 1...Kc4
        • 2.Be6#
        • 2.Qd4#
        • 2.Qg8#
      • 1...Ke4
        • 2.Qd4#
        • 2.Qe5#
      • 1...Kxc6!
    • 1.Sg6?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc6!
    • 1.Sf7?
      • 1...Kc4
        • 2.Be6#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc6!
  • Keys
    • 1.Sd7!
      • 1...Kc4
        • 2.Sb6#
      • 1...Ke4
        • 2.Qe5#
      • 1...Kc6
        • 2.Qh1#
      • 1...Ke6
        • 2.Qg8#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(G)
        • K(b);N_GUARD,S_FLIGHT::QAR1(H)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);
      • Vars
        • K(b);N_GUARD,S_FLIGHT,XS(E)::B(G)
        • K(b);N_GUARD,S_FLIGHT::QAB(H)
      • Refutation
        • P(a);XS(E)
    • Try
      • S(E);
      • Refutation
        • K(b);S_FLIGHT,XS(E)
    • Try
      • S(E);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(G)
        • K(b);N_GUARD,S_FLIGHT::QAR1(H)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • S(E);
      • Vars
        • K(b);N_GUARD,S_FLIGHT::B(G)
        • K(b);N_GUARD,S_FLIGHT::QAR1(H)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • S(E);
    • Vars
      • K(b);N_GUARD,S_FLIGHT::S(E)
      • K(b);N_GUARD,S_FLIGHT::QAR1(H)
      • K(b);N_GUARD,S_FLIGHT::QAB(H)
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