MESON Chess Problem Database

Problem Display
PID: 229614 (2B2R2/4N3/3Bb3/2n3n1/1R1pk2r/3p3p/2P2KP1/8 w - - 0 1)

Labai, Zoltan

Zamanov, Vidadi

8th Place, The Macedonian Problemist League, 2020

2B2R2/4N3/3Bb3/2n3n1/1R1pk2r/3p3p/2P2KP1/8

#2

8 + 8

SOLUTION

  • SOUND
  • Sets
    • 1...Rf4+
      • 2.Rxf4#
    • 1...Rh5
      • 2.Rf4#
    • 1...Rh6
      • 2.Rf4#
    • 1...Rh7
      • 2.Rf4#
    • 1...Rh8
      • 2.Rf4#
    • 1...Ba2
      • 2.Bf5#
    • 1...Bb3
      • 2.Bf5#
    • 1...Bc4
      • 2.Bf5#
    • 1...Bg4
      • 2.Rf4#
    • 1...Bd5
      • 2.Bf5#
    • 1...Bf5
      • 2.Bxf5#
    • 1...Bf7
      • 2.Bf5#
    • 1...Bg8
      • 2.Bf5#
    • 1...Sf3
      • 2.gxf3#
  • Tries
    • 1.Bb7+?
      • 1...Bd5
        • 2.Bxd5#
      • 1...Sxb7!
    • 1.c3?
      • threat
        • 2.Rxd4#
      • 1...Rf4+
        • 2.Rxf4#
      • 1...Bc4
        • 2.Bf5#
      • 1...Sf3
        • 2.gxf3#
      • 1...Sb3!
  • Keys
    • 1.Rf3!
      • threat
        • 2.Re3#
      • 1...Sxf3
        • 2.gxf3#
      • 1...Rf4
        • 2.Rxf4#
      • 1...Bc4
        • 2.Bf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 11
  • Sets
    • R(e);CHECK,N_GUARD::R1(H),XR(e)
    • R(e);N_GUARD::R1(H)
    • B(h);OGATE::B(G)
    • B(h);N_SPINP(c),OGATE::B(G)
    • B(h);S_CUTR(e)::R1(H)
    • B(h);OGATE::B(G),XB(h)
    • S(g);OGATE::P(C),XS(g)
  • Tries
    • Try
      • B(G);CHECK
      • Vars
        • B(h);N_GUARD,P_SPINB(h)::B(G),XB(h)
      • Refutation
        • S(f);XB(G)
    • Try
      • P(A);
      • Threat
        • R1(D),XP(c)
      • Vars
        • R(e);CHECK,N_GUARD::R1(H),XR(e)
        • B(h);N_SPINP(c),OGATE::B(G)
        • S(g);OGATE::P(C),XS(g)
      • Refutation
        • S(f);
  • Actual
    • R(H);
    • Threat
      • R1(H)
    • Vars
      • S(g);OGATE,XR(H)::P(C),XS(g)
      • R(e);N_GUARD,P_PINR(H)::R1(H),XR(e)
      • B(h);N_SPINP(c),OGATE::B(G)
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