MESON Chess Problem Database

Problem Display
PID: 74885 (8/pKp5/5R2/3kBP2/N2P3n/1P1rp1N1/8/3B4 w - - 0 1)

Golha, Jan

Mlynka, Karol

Hlas l'udu, 1974

8/pKp5/5R2/3kBP2/N2P3n/1P1rp1N1/8/3B4

#2

9 + 6

SOLUTION

  • SOUND
  • Sets
    • 1...Rxd1
      • 2.Sc3#
    • 1...Rd2
      • 2.Sc3#
    • 1...Rxb3+
      • 2.Bxb3#
    • 1...Rc3
      • 2.Sxc3#
    • 1...Sg2
      • 2.Bf3#
    • 1...Sf3
      • 2.Bxf3#
    • 1...Sxf5
      • 2.Bf3#
    • 1...Sg6
      • 2.Bf3#
    • 1...c5
      • 2.Rd6#
    • 1...c6
      • 2.Rd6#
  • Tries
    • 1.Kxc7?
      • threat
        • 2.Rd6#
      • 1...Rc3+
        • 2.Sxc3#
      • 1...Rxb3
        • 2.Bxb3#
      • 1...Sxf5
        • 2.Bf3#
      • 1...Rxd4!
    • 1.Sb6+?
      • 1...cxb6
        • 2.Rd6#
      • 1...axb6!
  • Keys
    • 1.Rc6!
      • threat
        • 2.Rc5#
      • 1...Rxb3+
        • 2.Bxb3#
      • 1...Sxf5
        • 2.Bf3#
      • 1...Rc3
        • 2.Sxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 7
  • Sets
    • R(a);N_GUARD,XB(A)::S(D)
    • R(a);N_GUARD::S(D)
    • R(a);CHECK,OGATE,XP(B)::B(A),XR(a)
    • R(a);N_GUARD::S(D),XR(a)
    • S(c);N_GUARD::B(A)
    • S(c);N_GUARD::B(A),XS(c)
    • S(c);N_GUARD,XP(G)::B(A)
    • P(f);N_GUARD::R1(H)
  • Tries
    • Try
      • K(I);P-FLIGHT,XP(f)
      • Threat
        • R1(H)
      • Vars
        • R(a);CHECK,N_GUARD::S(D),XR(a)
        • R(a);OGATE,XP(B)::B(A),XR(a)
        • S(c);N_GUARD,XP(G)::B(A)
      • Refutation
        • R(a);XP(E)
    • Try
      • S(D);CHECK
      • Vars
        • P(f);XS(D)::R1(H)
      • Refutation
        • P(e);XS(D)
  • Actual
    • R(H);
    • Threat
      • R1(H)
    • Vars
      • R(a);CHECK,OGATE,XP(B)::B(A),XR(a)
      • S(c);N_GUARD,XP(G)::B(A)
      • R(a);N_GUARD::S(D),XR(a)
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