MESON Chess Problem Database

Problem Display
PID: 145817 (6K1/4p3/6pN/3R1p2/p1Q3N1/Rb3k1p/6nP/5n1B w - - 0 1)

Bridgwater, Ralph Herbert

Daily News, 1926

(First published on Fri Mar 26 1926)

6K1/4p3/6pN/3R1p2/p1Q3N1/Rb3k1p/6nP/5n1B

#2

8 + 9

15372 Bridgwater Scrapbook 2012

SOLUTION

  • SOUND
  • Sets
    • 1...g5
      • 2.Rxf5#
  • Tries
    • 1.Rxb3+?
      • 1...Se3
        • 2.Rxe3#
      • 1...axb3!
    • 1.Rd3+?
      • 1...Se3
        • 2.Rxe3#
      • 1...Ke2!
    • 1.Qd3+?
      • 1...Se3
        • 2.Qxe3#
      • 1...Kf4!
    • 1.Qf4+?
      • 1...Ke2
        • 2.Qf2#
      • 1...Kxf4!
  • Keys
    • 1.Re5!
      • 1...Sxh2
        • 2.Re3#
      • 1...fxg4
        • 2.Qf7#
      • 1...Sd2
        • 2.Re3#
      • 1...Se3
        • 2.Rxe3#
      • 1...Sg3
        • 2.Re3#
      • 1...f4
        • 2.Qd5#
      • 1...g5
        • 2.Rxf5#
      • 1...e6
        • 2.Qxf1#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • P(h);N_GUARD::R(F),XP(g)
  • Tries
    • Try
      • R(C);CHECK,XB(c)
      • Vars
        • S(a);N_GUARD::R1(C),XS(a)
      • Refutation
        • P(f);XR(C)
    • Try
      • R(F);CHECK,N_PINB(c),P_SPINQ(D)
      • Vars
        • S(a);N_GUARD::R1(F),XS(a)
      • Refutation
        • K(d);N_SPINS(b),S_FLIGHT
    • Try
      • Q(D);CHECK,N_PINB(c),P_SPINR(F)
      • Vars
        • S(a);N_GUARD::QAR1(D),XS(a)
      • Refutation
        • K(d);N_SPINS(b),P-FLIGHT
    • Try
      • Q(D);CHECK,P_SPINR(F)
      • Vars
        • K(d);N_SPINB(c),N_SPINS(b),OGATE,S_FLIGHT::QAR1(D)
      • Refutation
        • K(d);N_SPINB(c),N_SPINS(b),P-FLIGHT,XQ(D)
  • Actual
    • R(F);P_SPINQ(D)
    • Vars
      • S(a);N_GUARD,XP(B)::R1(F)
      • P(g);XS(E)::QAR(D)
      • S(a);N_GUARD::R1(F)
      • S(a);N_GUARD,N_SPINB(c)::R1(F),XS(a)
      • P(g);SBLOCK::QAB(D)
      • P(h);N_GUARD::R(F),XP(g)
      • P(i);N_PINQ(D)::QAR2(D),XS(a)
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