MESON Chess Problem Database

Problem Display
PID: 149275 (5B2/5p2/1N2k3/8/8/8/4KQ2/6R1 w - - 0 1)

Kirillov, Stanislav Vasilovich

Kudesnik, 1995

5B2/5p2/1N2k3/8/8/8/4KQ2/6R1

#2

5 + 2

15148 Sadier Collection 2013

SOLUTION

  • SOUND
  • Tries
    • 1.Rg5?
      • threat
        • 2.Qf5#
      • 1...f5
        • 2.Qxf5#
      • 1...f6!
    • 1.Qc5?
      • 1...f5
        • 2.Qe7#
      • 1...f6
        • 2.Qd5#
      • 1...Kf6!
  • Keys
    • 1.Rf1!
      • threat
        • 2.Qe3#
        • 2.Qf5#
        • 2.Qf6#
      • 1...Ke5
        • 2.Qe3#
      • 1...f5
        • 2.Qxf5#
      • 1...f6
        • 2.Qxf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);
      • Threat
        • QAB1(C)
      • Vars
        • P(b);::QAB1(C),XP(b)
      • Refutation
        • P(b);
    • Try
      • Q(C);
      • Vars
        • P(b);SBLOCK::QAR1(C)
        • P(b);SBLOCK::QAB1(C)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • R(A);
    • Threat
      • DUALS(3)
    • Vars
      • K(a);P-FLIGHT::QAR2(C)
      • P(b);::QAB1(C),XP(b)
      • P(b);::QAR1(C),XP(b)
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