MESON Chess Problem Database

Problem Display
PID: 130989 (8/8/8/2K2p2/1Np5/2B1N3/2RP1r2/3bkB2 w - - 0 1)

Gockel, Hubert

Canadian Chess Chat, 1980

8/8/8/2K2p2/1Np5/2B1N3/2RP1r2/3bkB2

#2

7 + 5

117 Suomen Shakki 1981
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxf1
      • 2.d3#
      • 2.d4#
    • 1...Rf3
      • 2.d3#
      • 2.d4#
    • 1...Rf4
      • 2.d3#
      • 2.d4#
    • 1...Bxc2
      • 2.Sbxc2#
    • 1...Be2
      • 2.d3#
      • 2.d4#
  • Keys
    • 1.Kxc4!
      • threat
        • 2.Sd3#
      • 1...Rf4+
        • 2.d4#
      • 1...Be2+
        • 2.d3#
      • 1...Rxf1
        • 2.d3#
        • 2.d4#
      • 1...Bxc2
        • 2.Sbxc2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(a);XR(B)::S(F),XB(a)
  • Actual
    • K(G);P-FLIGHT,XP(d)
    • Threat
      • S(F)
    • Vars
      • R(c);CHECK,N_GUARD::B(D)+P(C)
      • B(a);CHECK,S_CUTR(c)::B(D)+P(C)
      • B(a);XR(B)::S(F),XB(a)
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