MESON Chess Problem Database

Problem Display
PID: 157184 (1K6/2N5/2p3B1/Np1Pp1Q1/3k4/P5R1/3p4/2bn4 w - - 0 1)

Fison, Bernard

The Times, 1893

1K6/2N5/2p3B1/Np1Pp1Q1/3k4/P5R1/3p4/2bn4

#2

8 + 7

15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Sb2
      • 2.Qe3#
    • 1...Sf2
      • 2.Qe3#
    • 1...Sc3
      • 2.Qe3#
    • 1...Se3
      • 2.Qxe3#
    • 1...e4
      • 2.Se6#
    • 1...cxd5
      • 2.Se6#
    • 1...c5
      • 2.Rd3#
  • Keys
    • 1.Rc3!
      • 1...Kxc3
        • 2.Qxe5#
      • 1...Bxa3
        • 2.Qxd2#
      • 1...Sxc3
        • 2.Qg1#
      • 1...cxd5
        • 2.Sxb5#
      • 1...Bb2
        • 2.Qxd2#
      • 1...Sb2
        • 2.Qe3#
      • 1...Sf2
        • 2.Qe3#
      • 1...Se3
        • 2.Qxe3#
      • 1...b4
        • 2.Rc4#
      • 1...e4
        • 2.Qf6#
      • 1...c5
        • 2.Rd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 3
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(b);N_GUARD::QAB1(E)
    • S(b);N_GUARD::QAB1(E),XS(b)
    • P(f);::S(G)
    • P(g);SBLOCK,XP(D)::S(G)
    • P(g);SBLOCK::R1(B)
  • Actual
    • R(B);
    • Vars
      • K(d);S_FLIGHT,XR(B)::QAB(E),XP(f)
      • B(a);N_GUARD,XP(A)::QAR2(E),XP(c)
      • S(b);N_GUARD,SBLOCK,XR(B)::QAB(E)
      • P(g);N_GUARD,SBLOCK,XP(D)::S(G),XP(e)
      • B(a);N_GUARD::QAR2(E),XP(c)
      • S(b);N_GUARD::QAB1(E)
      • S(b);N_GUARD::QAB1(E),XS(b)
      • P(e);N_GUARD::R1(B)
      • P(f);OGATEB::QAB(E)
      • P(g);SBLOCK::R1(B)
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