MESON Chess Problem Database

Problem Display
PID: 22297 (8/4Q3/1p6/2p5/3p4/k7/8/K2B4 w - - 0 1)

Kashcheev, Niktopolion Pavlovich

Land og Folk, 1976

8/4Q3/1p6/2p5/3p4/k7/8/K2B4

#2

3 + 4

3296 Shakhmatny zadachi miniaturi 1987
2838 Fun with Chess Miniatures 1996

SOLUTION

  • SOUND
  • Tries
    • 1.Qe6?
      • threat
        • 2.Qb3#
      • 1...c4
        • 2.Qd6#
        • 2.Qe7#
      • 1...Kb4!
    • 1.Qf7?
      • threat
        • 2.Qb3#
      • 1...c4
        • 2.Qe7#
        • 2.Qf8#
      • 1...Kb4!
  • Keys
    • 1.Qe1!
      • 1...d3
        • 2.Qc3#
      • 1...c4
        • 2.Qe7#
      • 1...b5
        • 2.Qa5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);N_PINP(c)
      • Threat
        • QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(C);N_PINP(c)
      • Threat
        • QAR1(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(C);N_PINP(c)
    • Vars
      • P(b);N_GUARD::QAR2(C)
      • P(c);OGATEB::QAB(C)
      • P(d);N_GUARD::QAR2(C)
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