MESON Chess Problem Database

Problem Display
PID: 70528 (B6Q/2p2K2/2Np4/8/1p2kpP1/1P6/5P2/8 w - - 0 1)

Holt, Ethelbert

Source?, 0000

B6Q/2p2K2/2Np4/8/1p2kpP1/1P6/5P2/8

#2

7 + 5

187 The Chess Bouquet 1897

SOLUTION

  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qd4#
    • 1...f3
      • 2.Qd4#
  • Tries
    • 1.Sxb4+?
      • 1...d5
        • 2.Bxd5#
      • 1...c6!
    • 1.Qc3?
      • 1...Kd5
        • 2.Sxb4#
        • 2.Se7#
        • 2.Qd4#
        • 2.Qc4#
      • 1...f3
        • 2.Qd4#
        • 2.Qc4#
      • 1...d5
        • 2.f3#
      • 1...bxc3!
    • 1.Qh7+?
      • 1...Kd5
        • 2.Qf5#
      • 1...Kf3!
  • Keys
    • 1.Qb2!
      • 1...Kd3
        • 2.Sxb4#
      • 1...Kf3
        • 2.Se5#
      • 1...Kd5
        • 2.Qd4#
      • 1...d5
        • 2.Qe2#
      • 1...f3
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::QAR1(G)
    • P(c);SBLOCK::QAR1(G)
  • Tries
    • Try
      • S(D);CHECK,XP(a)
      • Vars
        • P(d);P_SPINP(d)::B(F),XP(d)
      • Refutation
        • P(e);P_SPINP(e)
    • Try
      • Q(G);
      • Vars
        • P(d);SBLOCK::P(A)
      • Refutation
        • P(a);XQ(G)
    • Try
      • Q(G);CHECK
      • Vars
        • K(b);S_FLIGHT::QAR2(G)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(G);
    • Vars
      • K(b);S_FLIGHT::S(D),XP(a)
      • K(b);S_FLIGHT::B(F)+S(D),DCHECK
      • K(b);S_FLIGHT::QAR1(G)
      • P(d);SBLOCK::QAR2(G)
      • P(c);SBLOCK::QAR1(G)
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