MESON Chess Problem Database

Problem Display
PID: 22531 (2Q3K1/2p1k3/4N3/4p3/4B3/8/8/8 w - - 0 1)

Kondratiuk, Nikolai

Karpati Igaz Szo, 1969

2Q3K1/2p1k3/4N3/4p3/4B3/8/8/8

#2

4 + 3

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Tries
    • 1.Sxc7?
      • 1...Kf6
        • 2.Qd8#
      • 1...Kd6!
    • 1.Bd5?
      • threat
        • 2.Qd8#
      • 1...Kd6
        • 2.Qd8#
      • 1...Kf6!
    • 1.Bf5?
      • threat
        • 2.Qd8#
      • 1...Kf6
        • 2.Qf8#
      • 1...Kd6!
    • 1.Qd7+?
      • 1...Kf6
        • 2.Qf7#
      • 1...Kxd7!
    • 1.Qxc7+?
      • 1...Kf6
        • 2.Qf7#
      • 1...Ke8
        • 2.Sg7#
        • 2.Bc6#
        • 2.Bg6#
        • 2.Qd8#
        • 2.Qf7#
      • 1...Kxe6!
    • 1.Qf8+?
      • 1...Kd7
        • 2.Sc5#
      • 1...Kxe6!
  • Keys
    • 1.Sc5!
      • threat
        • 2.Qf8#
      • 1...Kd6
        • 2.Qf8#
      • 1...Kf6
        • 2.Qd8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);XP(b)
      • Vars
        • K(c);S_FLIGHT::QAB(C)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • B(A);
      • Threat
        • QAB1(C)
      • Vars
        • K(c);S_FLIGHT::QAR2(C)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • B(A);
      • Threat
        • QAB1(C)
      • Vars
        • K(c);S_FLIGHT::QAR2(C)
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • Q(C);CHECK
      • Vars
        • K(c);OGATE,S_FLIGHT::QAR1(C)
      • Refutation
        • K(c);P-FLIGHT,XQ(C)
    • Try
      • Q(C);CHECK,XP(b)
      • Vars
        • K(c);OGATE,S_FLIGHT::QAR1(C)
      • Refutation
        • K(c);P-FLIGHT,XS(B)
    • Try
      • Q(C);CHECK
      • Vars
        • K(c);P-FLIGHT::S(B)
      • Refutation
        • K(c);P-FLIGHT,XS(B)
  • Actual
    • S(B);
    • Threat
      • QAB1(C)
    • Vars
      • K(c);S_FLIGHT::QAB(C)
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