MESON Chess Problem Database

Problem Display
PID: 189579 (7K/p2p4/rbPpP3/n2kN3/P3R3/4p3/4QPB1/8 w - - 0 1)

King-Parks, Thomas

2nd Prize, 03. Irish International Ty., 1911

7K/p2p4/rbPpP3/n2kN3/P3R3/4p3/4QPB1/8

#2

9 + 8

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.Qb5#
    • 1...Sb3
      • 2.Qc4#
    • 1...Sc4
      • 2.Qxc4#
    • 1...Sxc6
      • 2.Qc4#
    • 1...Sb7
      • 2.Qc4#
  • Tries
    • 1.Sxd7?
      • 1...Bd4+
        • 2.Re5#
      • 1...Kxc6
        • 2.Rc4#
      • 1...Sxc6
        • 2.Qc4#
        • 2.Qa2#
      • 1...exf2
        • 2.Rb4#
        • 2.Rc4#
        • 2.Rf4#
        • 2.Rg4#
        • 2.Rh4#
      • 1...Bc7
        • 2.Qb5#
      • 1...Bd8
        • 2.Qb5#
      • 1...Sb3
        • 2.Qc4#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Sb7
        • 2.Qc4#
      • 1...Bc5!
    • 1.Sf7?
      • 1...Bd4+
        • 2.Re5#
      • 1...Kc5
        • 2.Qb5#
      • 1...Kxc6
        • 2.Rc4#
      • 1...Sxc6
        • 2.Qc4#
      • 1...exf2
        • 2.Rc4#
      • 1...dxc6
        • 2.Qh5#
      • 1...dxe6
        • 2.Rc4#
      • 1...Bc7
        • 2.Qb5#
      • 1...Bd8
        • 2.Qb5#
      • 1...Sb3
        • 2.Qc4#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Sb7
        • 2.Qc4#
      • 1...Bc5!
  • Keys
    • 1.Sg6!
      • 1...Bd4+
        • 2.Re5#
      • 1...Kc5
        • 2.Qb5#
      • 1...Kxc6
        • 2.Rc4#
      • 1...Sxc6
        • 2.Qc4#
      • 1...exf2
        • 2.Rc4#
      • 1...dxc6
        • 2.Qh5#
      • 1...dxe6
        • 2.Rc4#
      • 1...Bc5
        • 2.Se7#
      • 1...Bc7
        • 2.Qb5#
      • 1...Bd8
        • 2.Qb5#
      • 1...Sb3
        • 2.Qc4#
      • 1...Sc4
        • 2.Qxc4#
      • 1...Sb7
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • K(c);P-FLIGHT::QAR1(A)
    • S(b);N_GUARD::QAB1(A)
    • S(b);N_GUARD::QAB1(A),XS(b)
    • S(b);N_GUARD,XP(G)::QAB1(A)
  • Tries
    • Try
      • S(F);XP(h)
      • Vars
        • B(e);CHECK,SBLOCK::B(C)+R(E),DCHECK
        • K(c);S_FLIGHT,XP(G)::B(C)+R(E),DCHECK
        • B(e);N_GUARD::QAR2(A)
        • S(b);N_GUARD::QAB1(A)
        • S(b);N_GUARD::QAB1(A),XS(b)
      • Refutation
        • B(e);
    • Try
      • S(F);
      • Vars
        • B(e);CHECK,SBLOCK::B(C)+R(E),DCHECK
        • K(c);P-FLIGHT::QAR1(A)
        • K(c);S_FLIGHT,XP(G)::B(C)+R(E),DCHECK
        • S(b);N_GUARD,XP(G)::QAB1(A)
        • P(a);XP(B)::B(C)+R(E)
        • P(h);SBLOCK,XP(G)::QAR(A)
        • P(h);SBLOCK,XP(H)::B(C)+R(E)
        • B(e);N_GUARD::QAR2(A)
        • S(b);N_GUARD::QAB1(A)
        • S(b);N_GUARD::QAB1(A),XS(b)
      • Refutation
        • B(e);
  • Actual
    • S(F);
    • Vars
      • B(e);CHECK,SBLOCK::B(C)+R(E),DCHECK
      • K(c);P-FLIGHT::QAR1(A)
      • K(c);S_FLIGHT,XP(G)::B(C)+R(E),DCHECK
      • S(b);N_GUARD,XP(G)::QAB1(A)
      • P(a);XP(B)::B(C)+R(E)
      • P(h);SBLOCK,XP(G)::QAR(A)
      • P(h);SBLOCK,XP(H)::B(C)+R(E)
      • B(e);SBLOCK::S(F)
      • B(e);N_GUARD::QAR2(A)
      • S(b);N_GUARD::QAB1(A)
      • S(b);N_GUARD::QAB1(A),XS(b)
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