MESON Chess Problem Database

Problem Display
PID: 16415 (2B5/8/3Q4/1p4qp/1P2kN1b/K3p3/4P3/8 w - - 0 1)

Wenman, Francis Percival (aka Percy Wenman)

Fifty Two-Move Problems, 1940

2B5/8/3Q4/1p4qp/1P2kN1b/K3p3/4P3/8

#2

6 + 6

SOLUTION

  • SOUND
  • Tries
    • 1.Sg6?
      • threat
        • 2.Qd3#
      • 1...Qd5
        • 2.Qf4#
      • 1...Qd8
        • 2.Qe5#
      • 1...Qxg6!
  • Keys
    • 1.Se6!
      • 1...Kf5
        • 2.Sc5#
      • 1...Qf4
        • 2.Sc5#
      • 1...Qf6
        • 2.Sc5#
      • 1...Qh6
        • 2.Sc5#
      • 1...Qe7
        • 2.Sc5#
      • 1...Qd8
        • 2.Sc5#
      • 1...Qg1
        • 2.Sc5#
      • 1...Qg2
        • 2.Sc5#
      • 1...Qg3
        • 2.Sc5#
      • 1...Qg4
        • 2.Sc5#
      • 1...Qc5
        • 2.Sxc5#
      • 1...Qd5
        • 2.Qf4#
      • 1...Qe5
        • 2.Qd3#
      • 1...Qf5
        • 2.Qd4#
      • 1...Qg6
        • 2.Sc5#
      • 1...Qg7
        • 2.Sc5#
      • 1...Qg8
        • 2.Sc5#
      • 1...Be1
        • 2.Sxg5#
      • 1...Bf2
        • 2.Sxg5#
      • 1...Bg3
        • 2.Sxg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 20
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);
      • Threat
        • QAB1(E)
      • Vars
        • Q(e);N_GUARD,SBLOCK::QAR1(E)
        • Q(e);N_GUARD::QAR1(E)
      • Refutation
        • Q(e);XS(D)
  • Actual
    • S(D);
    • Vars
      • K(b);S_FLIGHT::B(F)+S(D)
      • Q(e);N_GUARD::S(D)
      • Q(e);N_GUARD,P_PINP(C)::S(D),XQ(e)
      • Q(e);N_GUARD,SBLOCK::QAR1(E)
      • Q(e);SBLOCK::QAB1(E)
      • Q(e);SBLOCK::QAR1(E)
      • B(c);N_GUARD::S(D),XQ(e)
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