MESON Chess Problem Database

Problem Display
PID: 234145 (8/2K5/8/3kP3/2N5/2Q2R2/2P5/8 w - - 0 1)

Abdullayev, Suleyman

ChessStar, 2019

8/2K5/8/3kP3/2N5/2Q2R2/2P5/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qd3#
  • Tries
    • 1.Kb6?
      • 1...Ke4
        • 2.Qd3#
      • 1...Ke6!
    • 1.Kd7?
      • 1...Ke4
        • 2.Qd3#
      • 1...Kc5!
    • 1.Sb6+?
      • 1...Ke4
        • 2.Qe3#
      • 1...Ke6!
    • 1.Rf4?
      • 1...Kc5
        • 2.Qa5#
      • 1...Ke6!
    • 1.Rf5?
      • 1...Ke4
        • 2.Qd3#
      • 1...Kc5
        • 2.e6#
      • 1...Ke6!
    • 1.Rf6?
      • 1...Ke4
        • 2.Qd3#
      • 1...Kc5!
    • 1.Qd4+?
      • 1...Ke6
        • 2.Qd6#
        • 2.Qd7#
      • 1...Kxd4!
    • 1.Qd3+?
      • 1...Ke6
        • 2.Qd6#
        • 2.Qd7#
      • 1...Kc5!
  • Keys
    • 1.e6!
      • 1...Ke4
        • 2.Qd3#
      • 1...Kc5
        • 2.Rf5#
      • 1...Kxe6
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::QAB1(B)
  • Tries
    • Try
      • K(F);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(F);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(D);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);P-FLIGHT::QAR2(B)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
        • K(a);P-FLIGHT::R(C)+P(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(C);
      • Vars
        • K(a);S_FLIGHT::QAB1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);P-FLIGHT,XQ(B)
    • Try
      • Q(B);CHECK
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • P(E);
    • Vars
      • K(a);S_FLIGHT::QAB1(B)
      • K(a);P-FLIGHT::R(C)
      • K(a);S_FLIGHT,XP(E)::QAR1(B)
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