MESON Chess Problem Database

Problem Display
PID: 222464 (7R/2Rbp3/1p1k4/1p6/1K2B3/2Q5/8/8 w - - 0 1)

Slater, George James

Leeds Mercury Weekly Supplement, 1882

(First published on Sat Jun 17 1882)

7R/2Rbp3/1p1k4/1p6/1K2B3/2Q5/8/8

#2

5 + 5

533 Philadelphia Times 1883
15239 Valois Notebooks 2020
6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Be6
      • 2.Qg3#
  • Tries
    • 1.Rxd7+?
      • 1...Kxd7
        • 2.Qc6#
      • 1...Ke6!
    • 1.Rh6+?
      • 1...Be6
        • 2.Qg3#
      • 1...e6!
    • 1.Qd4+?
      • 1...Kxc7
        • 2.Qe5#
      • 1...Ke6!
  • Keys
    • 1.Qg7!
      • 1...Ke6
        • 2.Rh6#
      • 1...Kxc7
        • 2.Qe5#
      • 1...e6
        • 2.Rxd7#
      • 1...Bh3
        • 2.Qxe7#
      • 1...Bg4
        • 2.Qxe7#
      • 1...Bf5
        • 2.Qxe7#
      • 1...Bc6
        • 2.Qxe7#
      • 1...Be6
        • 2.Qg3#
      • 1...Bc8
        • 2.Qxe7#
      • 1...Be8
        • 2.Qxe7#
      • 1...e5
        • 2.Qxd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • B(d);SBLOCK,S_CUTP(e)::QAB(A)
  • Tries
    • Try
      • R(D);CHECK,XB(d)
      • Vars
        • K(c);P-FLIGHT,XR(D)::QAB1(A)
      • Refutation
        • K(c);P-FLIGHT
    • Try
      • R(E);CHECK
      • Vars
        • B(d);P_SPINB(d)::QAB(A)
      • Refutation
        • P(e);P_SPINP(e)
    • Try
      • Q(A);CHECK
      • Vars
        • K(c);S_FLIGHT,XR(D)::QAB(A)
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(c);P-FLIGHT::R(E)
      • K(c);S_FLIGHT,XR(D)::QAB(A)
      • P(e);SBLOCK::R1(D),XB(d)
      • B(d);::QAB1(A),XP(e)
      • B(d);SBLOCK,S_CUTP(e)::QAB(A)
      • P(e);OGATE,SBLOCK::QAR1(A),XB(d)
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Developed and maintained by Brian Stephenson.
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