MESON Chess Problem Database

Problem Display
PID: 39226 (8/2pB4/8/8/1N2k3/8/8/4N1QK w - - 0 1)

Pilchenko, Viacheslav Karlovich

2nd Prize, Vpered, 1991

8/2pB4/8/8/1N2k3/8/8/4N1QK

#2

5 + 2

2786 More Fun with Chess Miniatures 2000

SOLUTION

  • SOUND
  • Tries
    • 1.Sg2?
      • threat
        • 2.Qe3#
      • 1...Kf3
        • 2.Qe3#
      • 1...Ke5!
    • 1.Sbc2?
      • threat
        • 2.Qd4#
      • 1...Kf4
        • 2.Qe3#
      • 1...Kd5
        • 2.Qd4#
      • 1...Ke5
        • 2.Qd4#
      • 1...c5!
    • 1.Sc6?
      • threat
        • 2.Qd4#
      • 1...Kd5
        • 2.Qd4#
      • 1...Kf4!
  • Keys
    • 1.Sec2!
      • threat
        • 2.Qe3#
      • 1...Kf3
        • 2.Qe3#
      • 1...Kf4
        • 2.Qe3#
      • 1...Ke5
        • 2.Qd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(A);
      • Threat
        • QAR1(B)
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • S(D);
      • Threat
        • QAR1(B)
      • Vars
        • K(a);P-FLIGHT::QAB1(B)
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • P(b);
    • Try
      • S(D);
      • Threat
        • QAR1(B)
      • Vars
        • K(a);S_FLIGHT::QAR1(B)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • S(A);
    • Threat
      • QAR1(B)
    • Vars
      • K(a);S_FLIGHT::QAR1(B)
      • K(a);P-FLIGHT::QAB1(B)
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