MESON Chess Problem Database

Problem Display
PID: 253040 (n7/4B1p1/6p1/8/4Pk2/2Q1pP2/8/4K1N1 w - - 0 1)

Miskolczy, Antal

Wiener Schachzeitung, 1903

(First published on Thu Jan 1 1903)

n7/4B1p1/6p1/8/4Pk2/2Q1pP2/8/4K1N1

#2

6 + 5

SOLUTION

  • SOUND
  • Sets
    • 1...Sb6
      • 2.Qc7#
    • 1...Sc7
      • 2.Qxc7#
    • 1...e2
      • 2.Sxe2#
    • 1...g5
      • 2.Bd6#
  • Tries
    • 1.Kd1?
      • 1...e2+
        • 2.Sxe2#
      • 1...Sb6
        • 2.Qc7#
      • 1...Sc7
        • 2.Qxc7#
      • 1...g5
        • 2.Bd6#
      • 1...Kg3!
    • 1.Ke2?
      • 1...Sb6
        • 2.Qc7#
      • 1...Sc7
        • 2.Qxc7#
      • 1...g5
        • 2.Bd6#
      • 1...Kg3!
    • 1.Bh4?
      • 1...Sb6
        • 2.Qc7#
      • 1...Sc7
        • 2.Qxc7#
      • 1...e2
        • 2.Sxe2#
        • 2.Sh3#
      • 1...g5!
    • 1.Qa5?
      • threat
        • 2.Bd6#
        • 2.Qg5#
      • 1...e2
        • 2.Qg5#
      • 1...g5
        • 2.Bd6#
        • 2.Qxg5#
      • 1...Kg3!
    • 1.Qc5?
      • threat
        • 2.Bd6#
        • 2.Qd6#
        • 2.Qg5#
      • 1...e2
        • 2.Bd6#
        • 2.Qg5#
      • 1...g5
        • 2.Bd6#
        • 2.Qd6#
        • 2.Qxg5#
      • 1...Kg3!
  • Keys
    • 1.Kf1!
      • 1...e2+
        • 2.Sxe2#
      • 1...Kg3
        • 2.Qe5#
      • 1...Sb6
        • 2.Qc7#
      • 1...Sc7
        • 2.Qxc7#
      • 1...g5
        • 2.Bd6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • S(e);N_GUARD::QAB(C)
    • S(e);N_GUARD::QAB(C),XS(e)
    • P(a);::S(B),XP(a)
    • P(c);SBLOCK::B(F)
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • P(a);CHECK::S(B),XP(a)
        • S(e);N_GUARD::QAB(C)
        • S(e);N_GUARD::QAB(C),XS(e)
        • P(c);SBLOCK::B(F)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(A);P-FLIGHT
      • Vars
        • S(e);N_GUARD::QAB(C)
        • S(e);N_GUARD::QAB(C),XS(e)
        • P(c);SBLOCK::B(F)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • B(F);
      • Vars
        • S(e);N_GUARD::QAB(C)
        • S(e);N_GUARD::QAB(C),XS(e)
      • Refutation
        • P(c);
    • Try
      • Q(C);
      • Threat
        • DUALS(2)
      • Vars
        • P(a);::QAB1(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);
      • Threat
        • DUALS(3)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • P(a);CHECK::S(B),XP(a)
      • K(b);N_GUARD,S_FLIGHT::QAB(C)
      • S(e);N_GUARD::QAB(C)
      • S(e);N_GUARD::QAB(C),XS(e)
      • P(c);SBLOCK::B(F)
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