MESON Chess Problem Database

Problem Display
PID: 175987 (1R6/2pk1K1p/2pp2p1/2P3Pr/2p2NRb/2r4B/q3n3/1b6 w - - 0 1)

Juricek, Stanislav

Sachova skladba, 2009

1R6/2pk1K1p/2pp2p1/2P3Pr/2p2NRb/2r4B/q3n3/1b6

#2

7 + 13

SOLUTION

  • SOUND
  • Sets
    • 1...Rc2
      • 2.Rg1#
      • 2.Rg2#
      • 2.Rg3#
      • 2.Rxh4#
    • 1...Rd3
      • 2.Rg3#
  • Tries
    • 1.Se6?
      • threat
        • 2.Sf8#
        • 2.Rd8#
      • 1...Bxg5
        • 2.Sf8#
      • 1...dxc5
        • 2.Rd8#
      • 1...Qa8
        • 2.Sf8#
      • 1...Rf3+!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Rg1#
        • 2.Rg2#
        • 2.Rg3#
        • 2.Rxc4#
        • 2.Rd4#
        • 2.Re4#
        • 2.Rf4#
        • 2.Rxh4#
      • 1...cxd3+
        • 2.Rc4#
      • 1...Rxd3
        • 2.Rg3#
      • 1...Rxg5
        • 2.Rxg5#
      • 1...Bxd3
        • 2.Re4#
      • 1...Bxg5
        • 2.Rh4#
      • 1...dxc5
        • 2.Rd4#
      • 1...Be1
        • 2.Rh4#
      • 1...Bf2
        • 2.Rh4#
      • 1...Bg3
        • 2.Rh4#
      • 1...Sg1
        • 2.Rxg1#
      • 1...Sg3
        • 2.Rxg3#
      • 1...Sd4
        • 2.Rxd4#
      • 1...Sf4
        • 2.Rxf4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 12
    • REMOVED MATES = 0
  • Sets
    • R(d);S_CUTB(a)::B(A)+R(C)
  • Tries
    • Try
      • S(B);
      • Threat
        • DUALS(2)
      • Vars
        • B(f);XP(E)::S(B)
        • P(i);XP(D)::R1(G)
        • Q(b);::S(B)
      • Refutation
        • R(d);CHECK
  • Actual
    • S(B);
    • Threat
      • DUALS(8)
    • Vars
      • P(e);CHECK,XS(B)::B(A)+R(C)
      • R(d);XS(B)::B(A)+R(C)
      • R(g);OGATE,XP(E)::B(A)+R(C),XR(g)
      • B(a);XS(B)::B(A)+R(C)
      • B(f);XP(E)::B(A)+R(C)
      • P(i);XP(D)::B(A)+R(C),DCHECK
      • B(f);::B(A)+R(C)
      • S(c);::B(A)+R(C),XS(c)
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