MESON Chess Problem Database

Problem Display
PID: 257907 (8/n1R5/8/b1Pkp1n1/2rN2QK/1Bpb1p2/qP6/6B1 w - - 0 1)

Czarnecki, Tadeusz

British Chess Magazine, 1934

8/n1R5/8/b1Pkp1n1/2rN2QK/1Bpb1p2/qP6/6B1

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Be4
      • 2.Qd7#
    • 1...Se4
      • 2.Qe6#
      • 2.Qg8#
    • 1...e4
      • 2.Qf5#
      • 2.Qxg5#
  • Tries
    • 1.Sc6?
      • threat
        • 2.Se7#
      • 1...Sxc6
        • 2.Rd7#
      • 1...Bf5
        • 2.Qxc4#
      • 1...e4
        • 2.Qf5#
        • 2.Qd7#
      • 1...Sc8!
  • Keys
    • 1.Sc2!
      • threat
        • 2.Se3#
      • 1...Bxc2
        • 2.Qxc4#
      • 1...Bxc7
        • 2.Sb4#
      • 1...Bf5
        • 2.Qxc4#
      • 1...e4
        • 2.Qf5#
      • 1...Be4
        • 2.Qd7#
      • 1...Se4
        • 2.Qg8#
      • 1...Sc6
        • 2.Rd7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(c);SBLOCK::QAR2(E)
  • Tries
    • Try
      • S(D);P_SPINQ(E)
      • Threat
        • S(D)
      • Vars
        • S(j);SBLOCK,XS(D)::R(H)
        • B(c);N_GUARD::QAB1(E),XR(e)
      • Refutation
        • S(j);
  • Actual
    • S(D);P_SPINQ(E)
    • Threat
      • S(D)
    • Vars
      • B(c);N_GUARD,XS(D)::QAB1(E),XR(e)
      • B(f);N_GUARD,XR(H)::S(D)
      • B(c);N_GUARD::QAB1(E),XR(e)
      • P(h);N_PINQ(E)::QAR2(E)
      • B(c);N_PINQ(E),SBLOCK::QAR2(E)
      • S(i);N_PINQ(E),SBLOCK::QAB(E)
      • S(j);SBLOCK::R(H)
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Developed and maintained by Brian Stephenson.
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