MESON Chess Problem Database

Problem Display
PID: 183206 (8/4B3/4B3/4k3/4p3/1Q6/8/4K3 w - - 0 1)

Miskolczy, Antal

Pesti Naplo, 1907

8/4B3/4B3/4k3/4p3/1Q6/8/4K3

#2

4 + 2

5454 Near Snap 2018
6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...e3
      • 2.Qxe3#
  • Tries
    • 1.Kd2?
      • 1...e3+
        • 2.Qxe3#
      • 1...Kd4
        • 2.Qd5#
        • 2.Qb2#
        • 2.Qc3#
      • 1...Kf4!
    • 1.Kf2?
      • 1...e3+
        • 2.Qxe3#
      • 1...Kf4
        • 2.Qg3#
        • 2.Qb8#
      • 1...Kd4!
    • 1.Qb6?
      • threat
        • 2.Qd6#
      • 1...e3
        • 2.Qxe3#
      • 1...Kf4!
  • Keys
    • 1.Ke2!
      • 1...Kd4
        • 2.Qb2#
      • 1...Kf4
        • 2.Qb8#
      • 1...e3
        • 2.Qxe3#

Anticipated by 4813(1891), 4814(1891), 144495(1905)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(a);OGATEB::QAR2(B),XP(a)
  • Tries
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(a);CHECK,OGATEB::QAR2(B),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • K(A);S_FLIGHT
      • Vars
        • P(a);CHECK,OGATEB::QAR2(B),XP(a)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(B);
      • Threat
        • QAB1(B)
      • Vars
        • P(a);OGATEB::QAR2(B),XP(a)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • K(A);P-FLIGHT
    • Vars
      • K(b);S_FLIGHT::QAB(B)
      • P(a);OGATEB::QAR2(B),XP(a)
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