MESON Chess Problem Database

Problem Display
PID: 124222 (8/8/3N4/3p4/p4N1Q/2k5/K1p2B2/1nrb4 w - - 0 1)

Mach, Julius Zdenek

Besedy lidu, 1894

8/8/3N4/3p4/p4N1Q/2k5/K1p2B2/1nrb4

#2

5 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qf6+?
      • 1...Kd2
        • 2.Qd4#
      • 1...d4
        • 2.Qxd4#
      • 1...Kb4!
    • 1.Qh8+?
      • 1...Kd2
        • 2.Qd4#
      • 1...d4
        • 2.Qxd4#
      • 1...Kb4!
  • Keys
    • 1.Qd8!
      • threat
        • 2.Qa5#
      • 1...Kd2
        • 2.Se4#
      • 1...Kb4
        • 2.Sxd5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(D);CHECK
      • Vars
        • K(e);S_FLIGHT::QAR2(D)
        • P(g);P_SPINP(g)::QAB1(D),XP(g)
      • Refutation
        • K(e);S_FLIGHT
    • Try
      • Q(D);CHECK
      • Vars
        • K(e);S_FLIGHT::QAR2(D)
        • P(g);P_SPINP(g)::QAB1(D),XP(g)
      • Refutation
        • K(e);S_FLIGHT
  • Actual
    • Q(D);
    • Threat
      • QAB(D)
    • Vars
      • K(e);S_FLIGHT::S(E)
      • K(e);S_FLIGHT::S(C),XP(g)
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