MESON Chess Problem Database

Problem Display
PID: 74360 (8/2R5/1n1BB3/8/4k3/2P1Pn2/4P3/2bK1N2 w - - 0 1)

Ganapathi, Ramaswamy

Comm., The Problemist Supplement, 2007

8/2R5/1n1BB3/8/4k3/2P1Pn2/4P3/2bK1N2

#2

8 + 4

56 The Problemist 2008

SOLUTION

  • SOUND
  • Sets
    • 1...Bxe3
      • 2.Sg3#
  • Tries
    • 1.Rc4+?
      • 1...Sd4
        • 2.Rxd4#
      • 1...Sxc4!
    • 1.Rc5?
      • threat
        • 2.Bf5#
      • 1...Sd4
        • 2.Re5#
      • 1...Sh4
        • 2.Re5#
      • 1...Se5
        • 2.Rxe5#
      • 1...Sd5!
    • 1.exf3+?
      • 1...Kd3
        • 2.Bf5#
      • 1...Kxf3!
  • Keys
    • 1.Rf7!
      • threat
        • 2.Rf4#
      • 1...Bxe3
        • 2.Sg3#
      • 1...Sd5
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • B(a);SBLOCK,XP(E)::S(B)
  • Tries
    • Try
      • R(H);CHECK
      • Vars
        • S(b);N_GUARD,P_SPINS(b)::R1(H),XS(b)
      • Refutation
        • S(d);XR(H)
    • Try
      • R(H);
      • Threat
        • B(G)
      • Vars
        • S(b);N_GUARD::R1(H)
        • S(b);N_GUARD::R1(H),XS(b)
      • Refutation
        • S(d);
    • Try
      • P(C);CHECK,XS(b)
      • Vars
        • K(c);S_FLIGHT::B(G)
      • Refutation
        • K(c);S_FLIGHT,XP(C)
  • Actual
    • R(H);
    • Threat
      • R1(H)
    • Vars
      • B(a);SBLOCK,XP(E)::S(B)
      • S(d);SBLOCK::B(G)
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