MESON Chess Problem Database

Problem Display
PID: 165022 (2b5/6Rr/4n2p/4B3/3r4/K3N3/8/k2B4 w - - 0 1)

de Grandi, Carlo

Best Problems, 2017

2b5/6Rr/4n2p/4B3/3r4/K3N3/8/k2B4

#2

5 + 6

SOLUTION

  • SOUND
  • Keys
    • 1.Rg1!
      • threat
        • 2.Bc2#
        • 2.Be2#
        • 2.Bb3#
        • 2.Bf3#
        • 2.Ba4#
        • 2.Bg4#
        • 2.Bh5#
      • 1...Ra7+
        • 2.Ba4#
      • 1...Kb1
        • 2.Bc2#
      • 1...Rb7
        • 2.Bb3#
      • 1...Rc7
        • 2.Bc2#
      • 1...Rf7
        • 2.Bf3#
      • 1...Rg7
        • 2.Bg4#
      • 1...Ba6
        • 2.Be2#
      • 1...h5
        • 2.Bc2#
        • 2.Be2#
        • 2.Bb3#
        • 2.Bf3#
        • 2.Ba4#
        • 2.Bg4#
        • 2.Bxh5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(E);
    • Threat
      • DUALS(7)
    • Vars
      • R(e);CHECK::R(E)+B(A)
      • K(a);N_SPINR(b),P-FLIGHT::R(E)+B(A),DCHECK
      • R(e);::R(E)+B(A)
      • B(f);::R(E)+B(A)
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Developed and maintained by Brian Stephenson.
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