MESON Chess Problem Database

Problem Display
PID: 234711 (8/8/3PQ3/8/6K1/N2k4/8/rN6 w - - 0 1)

Lincoln, Robert A

Kudesnik, 2012

8/8/3PQ3/8/6K1/N2k4/8/rN6

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Kf3?
      • threat
        • 2.Qc4#
        • 2.Qd5#
        • 2.Qe3#
        • 2.Qe4#
      • 1...Rxb1
        • 2.Qe3#
      • 1...Rxa3
        • 2.Qe4#
      • 1...Kd4!
  • Keys
    • 1.Kf4!
      • threat
        • 2.Qc4#
        • 2.Qe3#
        • 2.Qe4#
      • 1...Kd4
        • 2.Qc4#
      • 1...Rxb1
        • 2.Qe3#
      • 1...Rxa3
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Threat
        • DUALS(4)
      • Vars
        • R(a);XS(A)::QAR1(E)
        • R(a);XS(B)::QAB1(E)
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • K(C);P-FLIGHT
    • Threat
      • DUALS(3)
    • Vars
      • K(b);P-FLIGHT::QAR1(E)
      • R(a);XS(A)::QAR1(E)
      • R(a);XS(B)::QAB1(E)
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