MESON Chess Problem Database

Problem Display
PID: 148438 (8/1n4K1/8/N3P3/3kB3/4pQ2/N7/8 w - - 0 1)

Greenwell, Hubert

British Chess Magazine, 1901

8/1n4K1/8/N3P3/3kB3/4pQ2/N7/8

#2

6 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Bxb7?
      • threat
        • 2.Qd5#
      • 1...Kd3
        • 2.Qd1#
      • 1...Kxe5
        • 2.Qf6#
      • 1...e2
        • 2.Qc3#
      • 1...Kc5!
  • Keys
    • 1.Bc6!
      • threat
        • 2.Qd5#
      • 1...Kd3
        • 2.Qd1#
      • 1...Kc5
        • 2.Qxe3#
      • 1...Kxe5
        • 2.Qf6#
      • 1...e2
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);XS(c)
      • Threat
        • QAR1(B)
      • Vars
        • K(b);P-FLIGHT,P_SPINP(a)::QAR2(B)
        • K(b);OGATEB,S_FLIGHT,XP(E)::QAB1(B)
        • P(a);OGATE::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • B(C);
    • Threat
      • QAR1(B)
    • Vars
      • K(b);P-FLIGHT,P_SPINP(a)::QAR2(B)
      • K(b);S_FLIGHT::QAB(B),XP(a)
      • K(b);OGATEB,S_FLIGHT,XP(E)::QAB1(B)
      • P(a);OGATE::QAB1(B)
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