MESON Chess Problem Database

Problem Display
PID: 80295 (3N4/4B3/2N5/2R5/2p1k3/5nK1/B3P3/4R3 w - - 0 1)

Wigan, TK

The Field, 1944

(First published on Sat May 13 1944)

3N4/4B3/2N5/2R5/2p1k3/5nK1/B3P3/4R3

#2

8 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Sxe1
      • 2.Re5#
    • 1...Sg1
      • 2.Re5#
    • 1...Sd2
      • 2.Re5#
    • 1...Sh2
      • 2.Re5#
    • 1...Sd4
      • 2.Re5#
    • 1...Sh4
      • 2.Re5#
    • 1...Se5
      • 2.Rxe5#
    • 1...Sg5
      • 2.Re5#
  • Tries
    • 1.Bxc4?
      • threat
        • 2.exf3#
      • 1...Sxe1
        • 2.Re5#
      • 1...Se5
        • 2.Rxe5#
      • 1...Sg1
        • 2.Re5#
      • 1...Sd2
        • 2.Re5#
      • 1...Sh2
        • 2.Re5#
      • 1...Sd4
        • 2.Re5#
      • 1...Sh4
        • 2.Re5#
      • 1...Sg5
        • 2.Re5#
      • 1...Ke3!
    • 1.Bg5?
      • threat
        • 2.Bb1#
      • 1...Sxe1
        • 2.Re5#
      • 1...Sxg5
        • 2.Re5#
      • 1...Se5
        • 2.Rxe5#
      • 1...Sd2
        • 2.Re5#
      • 1...Sd4
        • 2.Re5#
      • 1...c3!
  • Keys
    • 1.Rd5!
      • 1...Ke3
        • 2.exf3#
      • 1...Kxd5
        • 2.e4#
      • 1...Sxe1
        • 2.Re5#
      • 1...Se5
        • 2.Rxe5#
      • 1...c3
        • 2.exf3#
      • 1...Sg1
        • 2.Re5#
      • 1...Sd2
        • 2.Re5#
      • 1...Sh2
        • 2.Re5#
      • 1...Sd4
        • 2.Re5#
      • 1...Sh4
        • 2.Re5#
      • 1...Sg5
        • 2.Re5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD,XR(A)::R1(E)
    • S(a);N_GUARD::R1(E)
    • S(a);N_GUARD::R1(E),XS(a)
  • Tries
    • Try
      • B(B);XP(b)
      • Threat
        • R(A)+P(C)DCHECK,XS(a)
      • Vars
        • S(a);N_GUARD,XR(A)::R1(E)
        • S(a);N_GUARD::R1(E),XS(a)
        • S(a);N_GUARD::R1(E)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • B(G);
      • Threat
        • B(B)
      • Vars
        • S(a);N_GUARD,XR(A)::R1(E)
        • S(a);N_GUARD,XB(G)::R1(E)
        • S(a);N_GUARD::R1(E),XS(a)
        • S(a);N_GUARD::R1(E)
      • Refutation
        • P(b);
  • Actual
    • R(E);
    • Vars
      • K(c);P-FLIGHT::R(A)+P(C),XS(a)
      • K(c);OGATE,P_SPINP(b),S_FLIGHT,XR(E)::P(C)
      • S(a);N_GUARD,XR(A)::R1(E)
      • S(a);N_GUARD::R1(E),XS(a)
      • P(b);::R(A)+P(C)DCHECK,XS(a)
      • S(a);N_GUARD::R1(E)
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