MESON Chess Problem Database

Problem Display
PID: 62490 (3K4/2R3Bp/4B1k1/3R4/4N3/8/8/6q1 w - - 0 1)

Kipping, Cyril Stanley

Chess, 1944

3K4/2R3Bp/4B1k1/3R4/4N3/8/8/6q1

#2

6 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Qf2
      • 2.Rg5#
    • 1...Qh2
      • 2.Rg5#
    • 1...Qb6
      • 2.Rg5#
    • 1...Qa7
      • 2.Rg5#
    • 1...Qa1
      • 2.Rg5#
    • 1...Qb1
      • 2.Rg5#
    • 1...Qe1
      • 2.Rg5#
    • 1...Qf1
      • 2.Rg5#
    • 1...Qh1
      • 2.Rg5#
    • 1...Qg5+
      • 2.Rxg5#
    • 1...h5
      • 2.Bf5#
  • Keys
    • 1.Bf8!
      • threat
        • 2.Bf7#
      • 1...Qg5+
        • 2.Rxg5#
      • 1...Qf2
        • 2.Rg5#
      • 1...Qf1
        • 2.Rg5#
      • 1...h5
        • 2.Bf5#
      • 1...h6
        • 2.Rg7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 7
  • Sets
    • Q(a);N_GUARD::R1(B)
    • Q(a);N_GUARD,P_PINR(D)::R1(B)
    • Q(a);CHECK,N_GUARD::R1(B),XQ(a)
    • P(c);SBLOCK::B(C)
  • Actual
    • B(E);
    • Threat
      • B(C)
    • Vars
      • Q(a);CHECK,N_GUARD::R1(B),XQ(a)
      • Q(a);N_GUARD::R1(B)
      • P(c);SBLOCK::B(C)
      • P(c);SBLOCK::R1(D)
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