MESON Chess Problem Database

Problem Display
PID: 156732 (1B6/K7/2Rp1pP1/Pp1k1N2/1Rp1b1B1/2p5/1r1PQ3/8 w - - 0 1)

Scott, Sergeant-Instructor J

2nd Prize, Colchester Chess Club, 1881

1B6/K7/2Rp1pP1/Pp1k1N2/1Rp1b1B1/2p5/1r1PQ3/8

#2

10 + 8

15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Bf3
      • 2.Bxf3#
  • Tries
    • 1.Rxb5+?
      • 1...Kxc6
        • 2.Sd4#
      • 1...Ke6
        • 2.Rxd6#
      • 1...Rxb5!
    • 1.Rxd6+?
      • 1...Ke5
        • 2.Qh2#
      • 1...Kc5!
    • 1.Qxc4+?
      • 1...Ke5
        • 2.Bxd6#
        • 2.Qxe4#
      • 1...bxc4!
  • Keys
    • 1.d4!
      • threat
        • 2.Rxd6#
      • 1...Kxc6
        • 2.Se7#
      • 1...Ke6
        • 2.Rxd6#
      • 1...cxd4 ep
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • B(d);OGATEB::B(D),XB(d)
  • Tries
    • Try
      • R(C);CHECK,XP(e)
      • Vars
        • K(f);S_FLIGHT,XR(G)::S(F)
        • K(f);P_SPINB(d),P_SPINP(g),S_FLIGHT::R1(G),XP(g)
      • Refutation
        • R(a);XR(C)
    • Try
      • R(G);CHECK,XP(g)
      • Vars
        • K(f);P-FLIGHT,P_SPINB(d)::QAB(B)
      • Refutation
        • K(f);P-FLIGHT
    • Try
      • Q(B);CHECK,XP(c)
      • Refutation
        • P(e);XQ(B)
  • Actual
    • P(A);
    • Threat
      • R1(G),XP(g)
    • Vars
      • K(f);S_FLIGHT,XR(G)::S(F)
      • K(f);P_SPINB(d),P_SPINP(g),S_FLIGHT::R1(G),XP(g)
      • P(c);EP,XP(A)::QAB1(B),XB(d)
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