MESON Chess Problem Database

Problem Display
PID: 242957 (7K/3P4/Q2p2R1/3k3N/b5p1/1pPN4/2p5/5Bn1 w - - 0 1)

Prideaux, Henry Maxwell

The Field, 1903

(First published on Sat Jul 25 1903)

7K/3P4/Q2p2R1/3k3N/b5p1/1pPN4/2p5/5Bn1

#2

8 + 7

15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Se2
      • 2.Bg2#
    • 1...Sh3
      • 2.Bg2#
  • Tries
    • 1.Sg3?
      • threat
        • 2.Rxd6#
      • 1...Bb5
        • 2.Qxb5#
      • 1...Bc6!
    • 1.Qxd6+?
      • 1...Kc4
        • 2.Qc5#
      • 1...Ke4!
  • Keys
    • 1.Sc5!
      • threat
        • 2.Rg5#
        • 2.Qxd6#
      • 1...Kxc5
        • 2.Qxd6#
      • 1...Ke5
        • 2.Rg5#
      • 1...Bxd7
        • 2.Qxd6#
      • 1...dxc5
        • 2.Qe6#
      • 1...c1Q
        • 2.Qxd6#
      • 1...c1B
        • 2.Qxd6#
      • 1...Bc6
        • 2.Rg5#
      • 1...Se2
        • 2.Rg5#
      • 1...Sf3
        • 2.Qxd6#
      • 1...Sh3
        • 2.Qxd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::B(A)
  • Tries
    • Try
      • S(D);
      • Threat
        • R1(F),XP(g)
      • Vars
        • B(d);N_GUARD::QAR2(E),XB(d)
      • Refutation
        • B(d);
    • Try
      • Q(E);CHECK,XP(g)
      • Vars
        • K(f);S_FLIGHT::QAR1(E)
      • Refutation
        • K(f);S_FLIGHT
  • Actual
    • S(C);
    • Threat
      • DUALS(2)
    • Vars
      • K(f);P-FLIGHT,XS(C)::QAB1(E),XP(g)
      • K(f);P-FLIGHT::R(F)
      • B(d);XP(G)::QAR1(E),XP(g)
      • P(g);OGATE,SBLOCK,XS(C)::QAB1(E)
      • P(b);::QAR1(E),XP(g)
      • B(d);::R(F)
      • S(a);::R(F)
      • S(a);::QAR1(E),XP(g)
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