MESON Chess Problem Database

Problem Display
PID: 199343 (8/1K6/8/1kp5/1pN4Q/8/8/2N5 w - - 0 1)

Zimmer, Eligiusz

Freie Presse, 2001

(First published on Fri Jul 13 2001)

8/1K6/8/1kp5/1pN4Q/8/8/2N5

#2

4 + 3

16210 Problemschach-Jahrbuch (2001) 2002

SOLUTION

  • SOUND
  • Tries
    • 1.Sb2?
      • 1...c4
        • 2.Qg5#
        • 2.Qh5#
      • 1...b3
        • 2.Qa4#
      • 1...Ka5!
    • 1.Sb6?
      • 1...c4
        • 2.Qg5#
        • 2.Qh5#
      • 1...b3
        • 2.Qa4#
      • 1...Ka5!
    • 1.Qg3?
      • 1...Kxc4
        • 2.Qd3#
      • 1...b3
        • 2.Qxb3#
      • 1...Ka4!
    • 1.Qd8?
      • 1...Ka4
        • 2.Qa5#
        • 2.Qd7#
        • 2.Qe8#
      • 1...Kxc4
        • 2.Qd3#
      • 1...b3!
    • 1.Qe4?
      • 1...Ka4
        • 2.Qc6#
        • 2.Qe8#
      • 1...b3!
    • 1.Qg4?
      • 1...Ka4
        • 2.Qd7#
      • 1...b3!
    • 1.Qh7?
      • 1...Ka4
        • 2.Qd7#
      • 1...Kxc4
        • 2.Qd3#
      • 1...b3!
  • Keys
    • 1.Qh3!
      • 1...Ka4
        • 2.Qd7#
      • 1...Kxc4
        • 2.Qd3#
      • 1...b3
        • 2.Qxb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Vars
        • P(a);OGATE::QAB1(C)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • S(B);
      • Vars
        • P(a);OGATE::QAB1(C)
      • Refutation
        • K(b);P-FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(B)::QAB1(C)
        • P(a);OGATEB::QAR2(C),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);
      • Vars
        • K(b);OGATEB,S_FLIGHT,XS(B)::QAB1(C)
      • Refutation
        • P(a);
    • Try
      • Q(C);
      • Refutation
        • P(a);
    • Try
      • Q(C);
      • Vars
        • K(b);S_FLIGHT::QAB(C)
      • Refutation
        • P(a);
    • Try
      • Q(C);
      • Vars
        • K(b);S_FLIGHT::QAB(C)
        • K(b);OGATEB,S_FLIGHT,XS(B)::QAB1(C)
      • Refutation
        • P(a);
  • Actual
    • Q(C);
    • Vars
      • K(b);S_FLIGHT::QAB(C)
      • K(b);OGATEB,S_FLIGHT,XS(B)::QAB1(C)
      • P(a);OGATEB::QAR2(C),XP(a)
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