MESON Chess Problem Database

Problem Display
PID: 101648 (8/2p5/pNK5/kp2Q3/B1p5/2R5/1P6/8 w - - 0 1)

Mihajloski, Zlatko

Miloseski, Bosko

1st HM., diagrammes, 1973

8/2p5/pNK5/kp2Q3/B1p5/2R5/1P6/8

#2

6 + 5

274 diagrammes 1974
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qxc7?
      • 1...bxa4
        • 2.Sd5#
      • 1...b4
        • 2.Qe5#
      • 1...Kb4!
    • 1.Qe1?
      • 1...Kb4
        • 2.Rb3#
        • 2.Rxc4#
      • 1...bxa4
        • 2.Rxc4#
      • 1...b4
        • 2.Qe5#
      • 1...cxb6!
    • 1.Qe7?
      • 1...bxa4
        • 2.Sxc4#
        • 2.Qc5#
      • 1...b4
        • 2.Qc5#
        • 2.Qg5#
        • 2.Qe5#
      • 1...cxb6!
  • Keys
    • 1.Sd5!
      • 1...Kxa4
        • 2.Ra3#
      • 1...bxa4
        • 2.Qxc7#
      • 1...b4
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);N_PINP(c),XP(e)
      • Vars
        • P(c);SBLOCK,XB(C)::QAB(D)+S(E)
        • P(c);OGATEB,SBLOCK::QAR(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(D);N_PINP(c)
      • Vars
        • P(c);N_GUARD,XB(C)::QAB(D)+R(B),XP(a)
        • P(c);OGATEB,SBLOCK::QAR(D)
      • Refutation
        • P(e);XS(E)
    • Try
      • Q(D);N_PINP(c)
      • Refutation
        • P(e);XS(E)
  • Actual
    • S(E);N_PINP(c)
    • Vars
      • K(b);OGATEB,P-FLIGHT,XB(C)::R1(B)
      • P(c);SBLOCK,XB(C)::QAB(D),XP(e)
      • P(c);SBLOCK::QAR(D)+S(E)
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