MESON Chess Problem Database

Problem Display
PID: 258848 (6b1/pKp1Q3/1B3p2/1p1k2P1/2N3r1/2p1P1p1/5N2/1B2q3 w - - 0 1)

Waterhouse, Albert F

Manchester Weekly Times, 1893

(First published on Fri Apr 21 1893)

6b1/pKp1Q3/1B3p2/1p1k2P1/2N3r1/2p1P1p1/5N2/1B2q3

#2

8 + 10

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc4
      • 2.Ba2#
    • 1...Qxe3
      • 2.Sxe3#
    • 1...Re4
      • 2.Qxe4#
    • 1...Rxg5
      • 2.Qe4#
    • 1...Be6
      • 2.Qc5#
    • 1...Bf7
      • 2.Qxf7#
    • 1...Bh7
      • 2.Qf7#
  • Tries
    • 1.Be4+?
      • 1...Rxe4
        • 2.Qxe4#
      • 1...Kxc4!
    • 1.Qd6+?
      • 1...Kxc4
        • 2.Ba2#
      • 1...cxd6!
  • Keys
    • 1.Bh7!
      • threat
        • 2.Bxg8#
      • 1...Kxc4
        • 2.Bxg8#
      • 1...Qxe3
        • 2.Sxe3#
      • 1...Rxg5
        • 2.Qe4#
      • 1...Bxh7
        • 2.Qf7#
      • 1...Re4
        • 2.Qxe4#
      • 1...Be6
        • 2.Qc5#
      • 1...Bf7
        • 2.Qxf7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • K(f);OGATEB,S_FLIGHT,XS(D)::B(A)
    • Q(a);XP(C)::S(D),XQ(a)
    • R(d);N_GUARD::QAB1(H),XR(d)
    • R(d);N_GUARD,XP(E)::QAB1(H)
    • B(j);SBLOCK::QAR1(H)
    • B(j);N_GUARD::QAB(H),XB(j)
    • B(j);N_GUARD::QAB(H)
  • Tries
    • Try
      • B(A);CHECK
      • Vars
        • R(d);OGATE,XB(A)::QAB1(H),XR(d)
      • Refutation
        • K(f);S_FLIGHT,XS(D)
    • Try
      • Q(H);CHECK
      • Vars
        • K(f);S_CUTP(i),S_FLIGHT,XS(D)::B(A)
      • Refutation
        • P(i);XQ(H)
  • Actual
    • B(A);
    • Threat
      • B(A),XB(j)
    • Vars
      • K(f);S_FLIGHT,XS(D)::B(A),XB(j)
      • Q(a);XP(C)::S(D),XQ(a)
      • R(d);N_GUARD,XP(E)::QAB1(H)
      • B(j);N_GUARD,XB(A)::QAB(H)
      • R(d);N_GUARD::QAB1(H),XR(d)
      • B(j);SBLOCK::QAR1(H)
      • B(j);N_GUARD::QAB(H),XB(j)
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