MESON Chess Problem Database

Problem Display
PID: 284233 (8/3p3p/3B3P/3P3K/2p1k3/2P4Q/3P2R1/8 w - - 0 1)

Meiners, Willem Barend Hendrik

Bolton Football Field, 1894

(First published on Sat Nov 24 1894)

8/3p3p/3B3P/3P3K/2p1k3/2P4Q/3P2R1/8

#2

8 + 4

3713 Snap 2026
15239 Valois Notebooks 2026

SOLUTION

  • SOUND
  • Tries
    • 1.Rg4+?
      • 1...Kf5
        • 2.Rf4#
        • 2.Qf1#
        • 2.Qf3#
      • 1...Kxd5!
    • 1.Rg6?
      • 1...Kxd5
        • 2.Qg2#
        • 2.Qh1#
        • 2.Qf3#
      • 1...hxg6+!
    • 1.Qg4+?
      • 1...Kd3
        • 2.Qf5#
      • 1...Kxd5!
    • 1.Qe6+?
      • 1...Kd3
        • 2.Qf5#
      • 1...Kf3
        • 2.Qg4#
        • 2.Qe2#
      • 1...dxe6!
    • 1.Qxd7?
      • 1...Kd3
        • 2.Qf5#
        • 2.Qxh7#
      • 1...Kf3
        • 2.Qg4#
      • 1...Kxd5!
    • 1.Qe3+?
      • 1...Kf5
        • 2.Rf2#
        • 2.Qf4#
        • 2.Qf3#
        • 2.Qe5#
      • 1...Kxd5!
    • 1.Qg3?
      • 1...Kf5
        • 2.Qf4#
        • 2.Qe5#
        • 2.Qf3#
      • 1...Kxd5!
  • Keys
    • 1.Qh1!
      • 1...Kd3
        • 2.Qb1#
      • 1...Kf3
        • 2.Rh2#
      • 1...Kxd5
        • 2.Rg6#
      • 1...Kf5
        • 2.Rf2#

Anticipated by 108925(1894)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(B);CHECK
      • Refutation
        • K(b);S_FLIGHT,XP(E)
    • Try
      • R(B);
      • Refutation
        • P(d);CHECK,XR(B)
    • Try
      • Q(D);CHECK
      • Vars
        • K(b);N_GUARD,S_FLIGHT::QAB(D)
      • Refutation
        • K(b);S_FLIGHT,XP(E)
    • Try
      • Q(D);CHECK
      • Vars
        • K(b);N_GUARD,S_FLIGHT::QAB(D)
      • Refutation
        • P(c);XQ(D)
    • Try
      • Q(D);XP(c)
      • Vars
        • K(b);N_GUARD,S_FLIGHT::QAB1(D)
      • Refutation
        • K(b);S_FLIGHT,XP(E)
    • Try
      • Q(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XP(E)
    • Try
      • Q(D);
      • Refutation
        • K(b);S_FLIGHT,XP(E)
  • Actual
    • Q(D);
    • Vars
      • K(b);N_GUARD,S_FLIGHT::QAB(D)
      • K(b);N_GUARD,S_FLIGHT::QAB(D)+R(B)
      • K(b);N_GUARD,S_FLIGHT,XP(E)::QAB(D)+R(B)
      • K(b);N_GUARD,S_FLIGHT::R(B)
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