MESON Chess Problem Database

Problem Display
PID: 224129 (8/8/2Bp4/3PNnR1/1Ppknp1Q/N1R2PB1/8/4K3 w - - 0 1)

Mosley, Antonio F

Leeds Mercury Weekly Supplement, 1882

(First published on Sat Jul 29 1882)

8/8/2Bp4/3PNnR1/1Ppknp1Q/N1R2PB1/8/4K3

#2

11 + 6

15239 Valois Notebooks 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Se3
      • 2.Sb5#
    • 1...Sxg3
      • 2.Sb5#
    • 1...Sxh4
      • 2.Sb5#
    • 1...Sh6
      • 2.Sb5#
    • 1...Se7
      • 2.Sb5#
    • 1...Sg7
      • 2.Sb5#
    • 1...dxe5
      • 2.Sb5#
  • Tries
    • 1.Bxf4?
      • threat
        • 2.Sb5#
        • 2.Rxc4#
      • 1...Sxc3
        • 2.Sc2#
      • 1...dxe5
        • 2.Sb5#
      • 1...Sd2
        • 2.Sb5#
      • 1...Se3
        • 2.Sb5#
      • 1...Kxc3!
    • 1.Rxc4+?
      • 1...Ke3
        • 2.Sc2#
        • 2.Bxf4#
        • 2.Rxe4#
        • 2.Qxf4#
      • 1...Kxe5!
    • 1.Rxf5?
      • threat
        • 2.Sb5#
      • 1...Sxc3
        • 2.Sc2#
        • 2.Bf2#
      • 1...Kxc3!
    • 1.Qxf4?
      • threat
        • 2.Sb5#
        • 2.Rxc4#
      • 1...dxe5
        • 2.Sb5#
        • 2.Qxe5#
      • 1...Se3
        • 2.Sb5#
        • 2.Qxe3#
      • 1...Kxc3!
  • Keys
    • 1.Re3!
      • 1...Kxe3
        • 2.Sc2#
      • 1...Kxe5
        • 2.Qh8#
      • 1...Sexg3
        • 2.Sc2#
      • 1...Sxg5
        • 2.Sc2#
      • 1...Sxe3
        • 2.Sb5#
      • 1...Sfxg3
        • 2.Sc2#
      • 1...Sxh4
        • 2.Sc2#
      • 1...fxe3
        • 2.Sb5#
      • 1...fxg3
        • 2.Qxe4#
      • 1...dxe5
        • 2.Sc2#
      • 1...Sd2
        • 2.Sc2#
      • 1...Sf2
        • 2.Sc2#
      • 1...Sc3
        • 2.Sc2#
      • 1...Sc5
        • 2.Sc2#
      • 1...Sf6
        • 2.Sc2#
      • 1...Sh6
        • 2.Sc2#
      • 1...Se7
        • 2.Sc2#
      • 1...Sg7
        • 2.Sc2#
      • 1...c3
        • 2.Rxe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 6
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • S(e);::S(B)
    • S(e);XB(E)::S(B)
    • S(e);XQ(G)::S(B)
    • P(f);SBLOCK,XS(I)::S(B)
  • Tries
    • Try
      • B(E);XP(d)
      • Threat
        • DUALS(2)
      • Vars
        • S(c);SBLOCK,XR(C)::S(B)
        • P(f);XS(I)::S(B)
        • S(c);::S(B)
        • S(e);::S(B)
      • Refutation
        • K(b);S_FLIGHT,XR(C)
    • Try
      • R(C);CHECK,XP(a)
      • Refutation
        • K(b);P_SPINP(d),P_SPINS(e),S_FLIGHT,XS(I)
    • Try
      • R(J);XS(e)
      • Threat
        • S(B)
      • Refutation
        • K(b);S_FLIGHT,XR(C)
    • Try
      • Q(G);P_PINS(c),XP(d)
      • Threat
        • DUALS(2)
      • Refutation
        • K(b);N_SPINS(c),S_FLIGHT,XR(C)
  • Actual
    • R(C);
    • Vars
      • K(b);S_FLIGHT,XR(C)::S(B)
      • K(b);OGATEB,P_SPINP(d),P_SPINS(c),S_FLIGHT,XS(I)::QAB(G)
      • S(c);P_SPINP(d),XB(E)::S(B)
      • S(c);P_SPINP(d),XR(J)::S(B)
      • S(e);SBLOCK,XR(C)::S(B)
      • S(e);XB(E)::S(B)
      • S(e);XQ(G)::S(B)
      • P(d);P_SPINS(c),SBLOCK,XR(C)::S(B)
      • P(d);OGATE,P_SPINS(c),XB(E)::QAR1(G),XS(c)
      • P(f);SBLOCK,XS(I)::S(B)
      • S(c);P_SPINP(d)::S(B)
      • S(e);::S(B)
      • P(a);SBLOCK::R1(C),XS(c)
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