MESON Chess Problem Database

Problem Display
PID: 85720 (8/7b/8/2K5/Q2R4/Bp6/k7/5R2 w - - 0 1)

Speckmann, Werner

Canadian Chess Chat, 1981

8/7b/8/2K5/Q2R4/Bp6/k7/5R2

#2

5 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bb1
      • 2.Bc1#
    • 1...b2
      • 2.Bb4#
  • Tries
    • 1.Rd2+?
      • 1...b2
        • 2.Bxb2#
        • 2.Bb4#
        • 2.Rxb2#
      • 1...Bc2!
  • Keys
    • 1.Rdd1!
      • threat
        • 2.Ra1#
      • 1...Bb1
        • 2.Bc1#
      • 1...b2
        • 2.Bb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • B(c);SBLOCK::QAR(C)+B(B)
    • P(b);SBLOCK::QAR(C)+B(B)
  • Tries
    • Try
      • R(D);CHECK
      • Refutation
        • B(c);P_SPINB(c)
  • Actual
    • R(D);
    • Threat
      • R1(D)
    • Vars
      • B(c);SBLOCK::QAR(C)+B(B)
      • P(b);SBLOCK::QAR(C)+B(B)
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