MESON Chess Problem Database

Problem Display
PID: 141225 (r2b4/1N1Pr3/4P3/1P1k4/1RN2P1n/4B2Q/p7/K7 w - - 0 1)

Fleckner, Otto

Deutsches Wochenschach, 1913

(First published on Sun Jan 12 1913)

r2b4/1N1Pr3/4P3/1P1k4/1RN2P1n/4B2Q/p7/K7

#2

10 + 6

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Sets
    • 1...Bb6
      • 2.Sxb6#
    • 1...Sg2
      • 2.Qf5#
    • 1...Sf5
      • 2.Qxf5#
  • Tries
    • 1.Bg1?
      • threat
        • 2.Se3#
      • 1...Ke4
        • 2.Sb6#
      • 1...Rxe6
        • 2.Qd3#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Bb6
        • 2.Sxb6#
      • 1...Sg2
        • 2.Qf5#
      • 1...Ra3!
    • 1.Bf2?
      • threat
        • 2.Se3#
      • 1...Ke4
        • 2.Sb6#
      • 1...Rxe6
        • 2.Qd3#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Bb6
        • 2.Sxb6#
      • 1...Sg2
        • 2.Qf5#
      • 1...Ra3!
    • 1.Bc5?
      • threat
        • 2.Se3#
      • 1...Ke4
        • 2.Sb6#
      • 1...Rxe6
        • 2.Qd3#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Sg2
        • 2.Qf5#
      • 1...Ra3!
  • Keys
    • 1.Ba7!
      • threat
        • 2.Se3#
      • 1...Ke4
        • 2.Sb6#
      • 1...Rxe6
        • 2.Qd3#
      • 1...Bb6
        • 2.Sxb6#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Sg2
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(f);N_GUARD::S(E),XB(f)
    • S(b);N_GUARD::QAR2(C)
    • S(b);N_GUARD::QAR2(C),XS(b)
  • Tries
    • Try
      • B(B);
      • Threat
        • S(E)
      • Vars
        • K(c);S_FLIGHT::R(D)+S(E)
        • R(d);SBLOCK,XP(H)::QAR2(C)
        • S(b);N_GUARD::QAR2(C),XS(b)
        • B(f);N_GUARD::S(E),XB(f)
        • S(b);N_GUARD::QAR2(C)
      • Refutation
        • R(e);
    • Try
      • B(B);
      • Threat
        • S(E)
      • Vars
        • K(c);S_FLIGHT::R(D)+S(E)
        • R(d);SBLOCK,XP(H)::QAR2(C)
        • S(b);N_GUARD::QAR2(C),XS(b)
        • B(f);N_GUARD::S(E),XB(f)
        • S(b);N_GUARD::QAR2(C)
      • Refutation
        • R(e);
    • Try
      • B(B);
      • Threat
        • S(E)
      • Vars
        • K(c);S_FLIGHT::R(D)+S(E)
        • R(d);SBLOCK,XP(H)::QAR2(C)
        • S(b);N_GUARD::QAR2(C),XS(b)
        • S(b);N_GUARD::QAR2(C)
      • Refutation
        • R(e);
  • Actual
    • B(B);
    • Threat
      • S(E)
    • Vars
      • K(c);S_FLIGHT::R(D)+S(E)
      • R(d);SBLOCK,XP(H)::QAR2(C)
      • B(f);N_GUARD::S(E),XB(f)
      • S(b);N_GUARD::QAR2(C),XS(b)
      • S(b);N_GUARD::QAR2(C)
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