MESON Chess Problem Database

Problem Display
PID: 156893 (2K1B3/2b5/8/2k1N3/2P5/2Q5/8/8 w - - 0 1)

Abdullayev, Suleyman

Muller, Dieter

Murashev, Pavel Aleksandrovich

SuperProblem, 2014

2K1B3/2b5/8/2k1N3/2P5/2Q5/8/8

#2

5 + 2

5454 Near Snap 2016
15148 Sadier Collection 2016

SOLUTION

  • SOUND
  • Tries
    • 1.Sd3+?
      • 1...Kd6
        • 2.Qe5#
        • 2.Qf6#
      • 1...Kb6!
    • 1.Sd7+?
      • 1...Kd6
        • 2.Qf6#
      • 1...Kc6!
    • 1.Qa3+?
      • 1...Kb6
        • 2.c5#
      • 1...Kd4!
    • 1.Qe3+?
      • 1...Kd6
        • 2.Sf7#
      • 1...Kb4!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Qb4#
        • 2.Qd4#
      • 1...Kb6
        • 2.Qa5#
      • 1...Kd6
        • 2.Qe5#
      • 1...Ba5
        • 2.Qd4#
      • 1...Be5
        • 2.Qb4#

Anticipated by 8183(1995)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(C);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);OGATE,S_FLIGHT::P(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);S_FLIGHT::S(C)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(C);
    • Threat
      • DUALS(2)
    • Vars
      • K(a);S_FLIGHT::QAB1(A)
      • B(b);::QAB1(A)
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