MESON Chess Problem Database

Problem Display
PID: 27652 (8/K3Q2p/8/8/5N2/2N1n3/3k4/2R5 w - - 0 1)

Lebeck, Donald

Mate in Two!! (Lebeck), 1992

8/K3Q2p/8/8/5N2/2N1n3/3k4/2R5

#2

5 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Sf1
      • 2.Qe1#
    • 1...Sc4
      • 2.Qe1#
    • 1...Sg4
      • 2.Qe1#
    • 1...Sd5
      • 2.Qe1#
    • 1...Sf5
      • 2.Qe1#
  • Keys
    • 1.Sa2!
      • threat
        • 2.Qb4#
      • 1...Sd1
        • 2.Qe2#
      • 1...Sf1
        • 2.Qe1#
        • 2.Qe2#
      • 1...Sc2
        • 2.Qe2#
      • 1...Sg2
        • 2.Qe2#
      • 1...Sc4
        • 2.Qe1#
        • 2.Qe2#
      • 1...Sg4
        • 2.Qe1#
        • 2.Qe2#
      • 1...Sd5
        • 2.Qe1#
        • 2.Qe2#
      • 1...Sf5
        • 2.Qe1#
        • 2.Qe2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • S(b);OGATE::QAB1(E)
  • Actual
    • S(B);
    • Threat
      • QAB(E)
    • Vars
      • S(b);OGATE::QAR1(E)
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