MESON Chess Problem Database

Problem Display
PID: 16010 (8/2K3P1/N5Q1/1p1P4/1R6/N1kPB3/pp6/bb1r4 w - - 0 1)

Jamczura, Czeslaw

Kruk, Henryk

3rd Prize, idee & form, 2000-2001

8/2K3P1/N5Q1/1p1P4/1R6/N1kPB3/pp6/bb1r4

#2

9 + 7

23 Die Schwalbe 2008

SOLUTION

  • SOUND
  • Sets
    • 1...Rd2
      • 2.Bd4#
    • 1...Rxd3
      • 2.Qc6#
    • 1...Bc2
      • 2.Sxb5#
    • 1...Bxd3
      • 2.Qf6#
  • Tries
    • 1.Qg4?
      • threat
        • 2.Qd4#
      • 1...Kxd3
        • 2.Rb3#
      • 1...Rxd3!
    • 1.Qb6?
      • threat
        • 2.Qd4#
      • 1...Rxd3
        • 2.Qc5#
        • 2.Qc6#
      • 1...Kxd3!
    • 1.g8Q?
      • threat
        • 2.Q8g7#
        • 2.Qh8#
      • 1...Rxd3
        • 2.Qc6#
      • 1...Rh1
        • 2.Q8g7#
      • 1...Rf1!
  • Keys
    • 1.Qg2!
      • 1...Kxd3
        • 2.Rb3#
      • 1...Rxd3
        • 2.Sxb5#
      • 1...Bxd3
        • 2.Bd4#
      • 1...Rc1
        • 2.Qd2#
      • 1...Re1
        • 2.Qd2#
      • 1...Rf1
        • 2.Qd2#
      • 1...Rg1
        • 2.Qd2#
      • 1...Rh1
        • 2.Qd2#
      • 1...Rd2
        • 2.Qxd2#
      • 1...Bc2
        • 2.Qxc2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 4
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • R(c);SBLOCK::B(C)
    • R(c);SBLOCK,XP(B)::QAR(G)
    • B(b);SBLOCK::S(A),XP(g)
    • B(b);SBLOCK,XP(B)::QAB(G)
  • Tries
    • Try
      • Q(G);
      • Threat
        • QAB1(G)
      • Vars
        • K(f);P-FLIGHT,XP(B)::R(D)
      • Refutation
        • R(c);XP(B)
    • Try
      • Q(G);
      • Threat
        • QAB1(G)
      • Refutation
        • K(f);P-FLIGHT,XP(B)
    • Try
      • P(I);
      • Threat
        • DUALS(2)
      • Vars
        • R(c);SBLOCK,XP(B)::QAR(G)
        • R(c);::QAB(I)
      • Refutation
        • R(c);
  • Actual
    • Q(G);
    • Vars
      • K(f);P-FLIGHT,XP(B)::R(D)
      • R(c);SBLOCK,XP(B)::S(A),XP(g)
      • B(b);SBLOCK,XP(B)::B(C)
      • R(c);N_GUARD::QAB1(G)
      • R(c);N_GUARD::QAB1(G),XR(c)
      • B(b);N_GUARD::QAR1(G),XB(b)
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