MESON Chess Problem Database

Problem Display
PID: 118250 (K6k/1R3R2/8/8/B7/8/b7/1r6 w - - 0 1)

Pypa, Volodimir Iosifovich

Za Ogneypori, 1988

K6k/1R3R2/8/8/B7/8/b7/1r6

#2

4 + 3

6490 yacpdb 2009
5454 Near Snap 2010

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Rb8#
    • 1...Rf1
      • 2.Rb8#
    • 1...Rh1
      • 2.Rb8#
    • 1...Rb3
      • 2.Rf8#
    • 1...Bb3
      • 2.Rb8#
  • Keys
    • 1.Bb3!
      • threat
        • 2.Rb8#
        • 2.Rh7#
        • 2.Rf8#
      • 1...Kg8
        • 2.Rb8#
      • 1...Rxb3
        • 2.Rf8#
      • 1...Bxb3
        • 2.Rb8#
      • 1...Rc1
        • 2.Rh7#
        • 2.Rf8#
      • 1...Rd1
        • 2.Rh7#
        • 2.Rf8#
      • 1...Re1
        • 2.Rh7#
        • 2.Rf8#
      • 1...Rf1
        • 2.Rb8#
        • 2.Rh7#
      • 1...Rg1
        • 2.Rh7#
      • 1...Rh1
        • 2.Rb8#
        • 2.Rf8#

Anticipated by 103987(1962)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 3
  • Sets
    • R(a);N_GUARD::R(B)
    • R(a);S_CUTB(b)::R(C)
    • B(b);S_CUTR(a)::R(B)
  • Actual
    • B(A);
    • Threat
      • DUALS(3)
    • Vars
      • K(c);P-FLIGHT::R(B)
      • R(a);XB(A)::R(C)
      • B(b);XB(A)::R(B)
      • R(a);::R1(C)
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