MESON Chess Problem Database

Problem Display
PID: 178210 (8/8/8/8/QR6/1PP2kP1/8/5K2 w - - 0 1)

Miloseski, Bosko

Vratnica-64, 2004

8/8/8/8/QR6/1PP2kP1/8/5K2

#2

6 + 1

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Rf4+?
      • 1...Ke3
        • 2.Qd4#
      • 1...Kxg3!
    • 1.Rh4?
      • threat
        • 2.Qf4#
      • 1...Kxg3
        • 2.Qf4#
        • 2.Qg4#
      • 1...Ke3!
    • 1.Qb5?
      • threat
        • 2.Qd3#
      • 1...Ke3
        • 2.Qe2#
      • 1...Kxg3!
    • 1.Qc6+?
      • 1...Kxg3
        • 2.Qg2#
      • 1...Ke3!
    • 1.Qa6?
      • threat
        • 2.Qd3#
      • 1...Ke3
        • 2.Qe2#
      • 1...Kxg3!
    • 1.Qa8+?
      • 1...Kxg3
        • 2.Qg2#
      • 1...Ke3!
  • Keys
    • 1.Qa2!
      • threat
        • 2.Qf2#
      • 1...Ke3
        • 2.Qe2#
      • 1...Kxg3
        • 2.Qg2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(F);CHECK
      • Vars
        • K(a);P-FLIGHT::QAB1(E)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • R(F);
      • Threat
        • QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);
      • Threat
        • QAR2(E)
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);OGATE,P-FLIGHT,XP(D)::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(E);
      • Threat
        • QAR2(E)
      • Vars
        • K(a);P-FLIGHT::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT,XP(D)
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);OGATE,P-FLIGHT,XP(D)::QAR1(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(E);
    • Threat
      • QAR1(E)
    • Vars
      • K(a);P-FLIGHT::QAR1(E)
      • K(a);P-FLIGHT,XP(D)::QAR1(E)
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