MESON Chess Problem Database

Problem Display
PID: 97378 (5r1b/2PR4/3PPk2/R5pb/K2N4/5P2/1B2P3/1B4n1 w - - 0 1)

Amirov, Talip Khasanovich

Problemas, 1973

5r1b/2PR4/3PPk2/R5pb/K2N4/5P2/1B2P3/1B4n1

#2

11 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rd8
      • 2.cxd8Q#
      • 2.cxd8B#
  • Tries
    • 1.Sf5+?
      • 1...Kxe6
        • 2.Re7#
      • 1...Kg6!
    • 1.Bf5?
      • threat
        • 2.Sc2#
        • 2.Sb3#
        • 2.Sc6#
      • 1...Sxe2
        • 2.Sxe2#
      • 1...Sxf3
        • 2.Sxf3#
      • 1...Rb8
        • 2.Sb3#
      • 1...g4!
  • Keys
    • 1.Re7!
      • threat
        • 2.Sb3#
        • 2.Sb5#
        • 2.Sc6#
      • 1...Be8+
        • 2.Sb5#
        • 2.Sc6#
      • 1...Sxe2
        • 2.Sxe2#
      • 1...Sxf3
        • 2.Sxf3#
      • 1...Rb8
        • 2.Sb3#
        • 2.Sb5#
      • 1...g4
        • 2.Sb3#
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • R(e);OGATE::PXR(e)=Q
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(d);P-FLIGHT,XP(I)::R1(K)
      • Refutation
        • K(d);P-FLIGHT
    • Try
      • B(A);
      • Threat
        • DUALS(3)
      • Vars
        • S(a);XP(C)::B(B)+S(F),XS(a)
        • S(a);XP(D)::B(B)+S(F),XS(a)
        • R(e);::B(B)+S(F)
      • Refutation
        • P(b);
  • Actual
    • R(K);
    • Threat
      • DUALS(3)
    • Vars
      • S(a);XP(C)::B(B)+S(F),XS(a)
      • S(a);XP(D)::B(B)+S(F),XS(a)
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