MESON Chess Problem Database

Problem Display
PID: 108142 (1N3B2/4p3/4n1P1/2p1k3/1pP4K/1Q6/8/1B3R2 w - - 0 1)

Gleave, Walter

Bristol Mercury, 1892

1N3B2/4p3/4n1P1/2p1k3/1pP4K/1Q6/8/1B3R2

#2

8 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Sc6#
  • Tries
    • 1.Sd7+?
      • 1...Kd4
        • 2.Rd1#
        • 2.Qd3#
      • 1...Kd6!
    • 1.Bxe7?
      • threat
        • 2.Sc6#
        • 2.Qe3#
      • 1...Kd4
        • 2.Sc6#
        • 2.Bf6#
      • 1...Sf4
        • 2.Qe3#
      • 1...Sc7
        • 2.Qe3#
      • 1...Sg7
        • 2.Qe3#
      • 1...Sd8
        • 2.Qe3#
      • 1...Sf8
        • 2.Qe3#
      • 1...Sd4
        • 2.Qe3#
      • 1...Sg5!
    • 1.Re1+?
      • 1...Kd4
        • 2.Sc6#
        • 2.Re4#
        • 2.Qd3#
      • 1...Kf4
        • 2.Qe3#
        • 2.Qg3#
      • 1...Kf6
        • 2.Sd7#
      • 1...Kd6!
    • 1.Rf5+?
      • 1...Kd4
        • 2.Sc6#
        • 2.Rd5#
        • 2.Qd3#
      • 1...Kd6!
  • Keys
    • 1.Rf6!
      • 1...Kd4
        • 2.Sc6#
      • 1...Kd6
        • 2.Qg3#
      • 1...Kxf6
        • 2.Sd7#
      • 1...Sxf8
        • 2.Qb2#
      • 1...exf6
        • 2.Qe3#
      • 1...Sd4
        • 2.Sd7#
      • 1...Sf4
        • 2.Qb2#
      • 1...Sg5
        • 2.Qb2#
      • 1...Sc7
        • 2.Qb2#
      • 1...Sg7
        • 2.Qb2#
      • 1...Sd8
        • 2.Qb2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • K(c);S_FLIGHT::S(G)
  • Tries
    • Try
      • S(G);CHECK
      • Refutation
        • K(c);P_SPINP(e),S_FLIGHT
    • Try
      • B(H);XP(e)
      • Threat
        • DUALS(2)
      • Vars
        • S(d);::QAR2(C)
      • Refutation
        • S(d);
    • Try
      • R(B);CHECK
      • Vars
        • K(c);S_FLIGHT::S(G)
      • Refutation
        • K(c);P_SPINP(e),S_FLIGHT
    • Try
      • R(B);CHECK
      • Refutation
        • K(c);P_SPINP(e),S_FLIGHT
  • Actual
    • R(B);
    • Vars
      • K(c);S_FLIGHT::S(G)
      • K(c);P_SPINP(e),P_SPINS(d),S_FLIGHT::QAB(C)
      • K(c);S_FLIGHT,XR(B)::S(G)
      • S(d);N_GUARD,XB(H)::QAB(C)
      • P(e);SBLOCK,XR(B)::QAR2(C)
      • S(d);SBLOCK::S(G)
      • S(d);N_GUARD::QAB(C)
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