MESON Chess Problem Database

Problem Display
PID: 68354 (1BR5/3R4/K1ppP3/1B1NP3/N2k4/8/5P2/7Q w - - 0 1)

Bridgwater, Ralph Herbert

Staffordshire Advertiser, 1923

1BR5/3R4/K1ppP3/1B1NP3/N2k4/8/5P2/7Q

#2

11 + 3

81 Chess 1949
15372 Bridgwater Scrapbook 2012

SOLUTION

  • SOUND
  • Sets
    • 1...dxe5
      • 2.Sdc3#
      • 2.Se3#
      • 2.Sb4#
      • 2.Sf4#
      • 2.Sdb6#
      • 2.Sf6#
      • 2.Sc7#
      • 2.Se7#
  • Tries
    • 1.Sac3?
      • 1...Kc5
        • 2.Ba7#
      • 1...Kxe5
        • 2.Qe4#
      • 1...cxb5
        • 2.Qe4#
      • 1...cxd5
        • 2.Qxd5#
      • 1...c5
        • 2.Qe4#
      • 1...dxe5!
    • 1.Se3?
      • 1...cxb5
        • 2.Qd5#
      • 1...c5
        • 2.Qd5#
      • 1...d5
        • 2.Sc2#
        • 2.Sf5#
        • 2.Qh4#
      • 1...Kxe5!
    • 1.Sb4?
      • threat
        • 2.Sxc6#
      • 1...cxb5
        • 2.Qd5#
      • 1...c5
        • 2.Sc6#
        • 2.Qd5#
      • 1...Kxe5!
    • 1.Sf4?
      • 1...cxb5
        • 2.Qd5#
      • 1...c5
        • 2.Qd5#
      • 1...d5
        • 2.Se2#
      • 1...Kxe5!
    • 1.Sdb6?
      • 1...cxb5
        • 2.Qd5#
      • 1...c5
        • 2.Qd5#
      • 1...d5
        • 2.Qh4#
      • 1...Kxe5!
    • 1.Sf6?
      • threat
        • 2.Qe4#
        • 2.Qa1#
      • 1...cxb5
        • 2.Qe4#
        • 2.Qd5#
      • 1...Kxe5!
    • 1.Se7?
      • threat
        • 2.Sxc6#
      • 1...cxb5
        • 2.Qd5#
      • 1...c5
        • 2.Sc6#
        • 2.Qd5#
      • 1...Kxe5!
    • 1.Rxc6?
      • 1...dxe5
        • 2.Sdc3#
        • 2.Se3#
        • 2.Sb4#
        • 2.Sf4#
        • 2.Sdb6#
        • 2.Sf6#
        • 2.Sc7#
        • 2.Se7#
        • 2.Ba7#
      • 1...Kxe5!
  • Keys
    • 1.Sc5!
      • 1...Kxc5
        • 2.Ba7#
      • 1...Kxe5
        • 2.Qe4#
      • 1...cxb5
        • 2.Qe4#
      • 1...cxd5
        • 2.Qa1#
      • 1...dxc5
        • 2.Qh4#
      • 1...dxe5
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);P_SPINP(b),S_FLIGHT::B(J)
        • K(a);P_SPINP(c),S_FLIGHT,XP(F)::QAR1(A)
        • P(b);XB(D)::QAR1(A)
        • P(b);OGATE,XS(E)::QAR1(A),XP(b)
        • P(b);::QAR1(A)
      • Refutation
        • P(c);XP(F)
    • Try
      • S(E);P_PINP(c)
      • Vars
        • P(b);N_GUARD,XB(D)::QAR1(A)
        • P(b);N_GUARD::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • S(E);P_PINP(c)
      • Threat
        • S(E),XP(b)
      • Vars
        • P(b);N_GUARD,XB(D)::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • S(E);P_PINP(c)
      • Vars
        • P(b);N_GUARD,XB(D)::QAR1(A)
        • P(b);N_GUARD::QAR1(A)
        • P(c);::S(E)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • S(E);P_PINP(c)
      • Vars
        • P(b);N_GUARD,XB(D)::QAR1(A)
        • P(b);N_GUARD::QAR1(A)
        • P(c);::QAR(A)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • S(E);P_PINP(c)
      • Threat
        • DUALS(2)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • S(E);P_PINP(c)
      • Threat
        • S(E),XP(b)
      • Vars
        • P(b);N_GUARD,XB(D)::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT,XP(F)
    • Try
      • R(K);XP(b)
      • Refutation
        • K(a);P_SPINP(c),S_FLIGHT,XP(F)
  • Actual
    • S(C);
    • Vars
      • K(a);OGATEB,P_SPINP(b),S_FLIGHT,XS(C)::B(J)
      • K(a);P_SPINP(c),S_FLIGHT,XP(F)::QAR1(A)
      • P(b);XB(D)::QAR1(A)
      • P(b);SBLOCK,XS(E)::QAB(A)
      • P(c);SBLOCK,XS(C)::QAR(A)
      • P(c);XP(F)::S(C)
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