MESON Chess Problem Database

Problem Display
PID: 47426 (8/3p4/2p4Q/1p1k4/6N1/3K4/8/8 w - - 0 1)

Lincoln, Robert A

Still More Fun with Chess Miniatures, 2002

8/3p4/2p4Q/1p1k4/6N1/3K4/8/8

#2

3 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Qe3?
      • threat
        • 2.Qe5#
      • 1...Kd6
        • 2.Qe5#
      • 1...d6
        • 2.Sf6#
      • 1...c5!
    • 1.Qg5+?
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke6!
    • 1.Qh5+?
      • 1...Kd6
        • 2.Qe5#
      • 1...Ke6!
  • Keys
    • 1.Qf6!
      • threat
        • 2.Qe5#
      • 1...Kc5
        • 2.Qd4#
      • 1...c5
        • 2.Se3#
      • 1...d6
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(C);
      • Threat
        • QAR1(C)
      • Vars
        • K(b);P-FLIGHT::QAB1(C)
        • P(d);SBLOCK::S(B)
      • Refutation
        • P(c);
    • Try
      • Q(C);CHECK
      • Vars
        • K(b);P-FLIGHT::QAB1(C)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(b);P-FLIGHT::QAB1(C)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(C);
    • Threat
      • QAR1(C)
    • Vars
      • K(b);P-FLIGHT::QAB1(C)
      • P(c);SBLOCK::S(B)
      • P(d);SBLOCK::QAR2(C)
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