MESON Chess Problem Database

Problem Display
PID: 107146 (8/8/2N3n1/R7/4k1K1/1Pr3p1/B1P3P1/5N2 w - - 0 1)

Dikusarov, Andrey Nikolayovich

Kudesnik, 1992

8/8/2N3n1/R7/4k1K1/1Pr3p1/B1P3P1/5N2

#2

8 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Re3
      • 2.Sd2#
    • 1...Rf3
      • 2.gxf3#
    • 1...Sf4
      • 2.Re5#
    • 1...Sh4
      • 2.Re5#
    • 1...Se5+
      • 2.Rxe5#
    • 1...Se7
      • 2.Re5#
    • 1...Sf8
      • 2.Re5#
    • 1...Sh8
      • 2.Re5#
  • Keys
    • 1.Bb1!
      • 1...Se5+
        • 2.Rxe5#
      • 1...Rxc2
        • 2.Bxc2#
      • 1...Rxb3
        • 2.cxb3#
      • 1...Rxc6
        • 2.c3#
      • 1...Rc5
        • 2.c4#
      • 1...Rd3
        • 2.cxd3#
      • 1...Re3
        • 2.Sd2#
      • 1...Rf3
        • 2.gxf3#
      • 1...Rc4
        • 2.c3#
      • 1...Sf4
        • 2.Re5#
      • 1...Sh4
        • 2.Re5#
      • 1...Se7
        • 2.Re5#
      • 1...Sf8
        • 2.Re5#
      • 1...Sh8
        • 2.Re5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • R(a);SBLOCK::S(A)
    • R(a);OGATE::P(D),XR(a)
    • S(d);N_GUARD::R1(G)
    • S(d);CHECK,N_GUARD::R1(G),XS(d)
  • Actual
    • B(B);
    • Vars
      • S(d);CHECK,N_GUARD::R1(G),XS(d)
      • R(a);OGATE,P_SPINR(a),XP(C)::B(B),XR(a)
      • R(a);OGATE,XP(E)::B(B)+P(C),XR(a)
      • R(a);OGATE,XS(H)::B(B)+P(C)
      • R(a);OGATE::B(B)+P(C)
      • R(a);OGATE::P(C),XR(a)
      • R(a);SBLOCK::S(A)
      • R(a);OGATE::P(D),XR(a)
      • S(d);N_GUARD::R1(G)
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