MESON Chess Problem Database

Problem Display
PID: 124295 (8/1p3N2/4Q3/B2P4/2Nk4/3B4/8/R3K3 w Q - 0 1)

Kruk, Henryk

Szachy, 1980

8/1p3N2/4Q3/B2P4/2Nk4/3B4/8/R3K3

#2

8 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Kd2?
      • threat
        • 2.Bb6#
      • 1...b6
        • 2.Bxb6#
      • 1...Kc5!
    • 1.Ra3?
      • threat
        • 2.Bb6#
      • 1...b6
        • 2.Bxb6#
      • 1...Kc5!
    • 1.Qb6+?
      • 1...Kxd5
        • 2.Se3#
        • 2.Qd6#
      • 1...Kxd3!
  • Keys
    • 1.Sb6!
      • 1...Kxd3
        • 2.0-0-0#
      • 1...Kc5
        • 2.Qe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(B);S_FLIGHT
      • Threat
        • B(E)
      • Vars
        • P(b);::B(E),XP(b)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(A);
      • Threat
        • B(E)
      • Vars
        • P(b);::B(E),XP(b)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(G);CHECK
      • Refutation
        • K(a);P-FLIGHT,XB(C)
  • Actual
    • S(D);
    • Vars
      • K(a);P-FLIGHT,XB(C)::0-0-0
      • K(a);S_FLIGHT::QAB(G)
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