MESON Chess Problem Database

Problem Display
PID: 95033 (5B2/5B2/8/4k1P1/8/2K5/2Q2P2/8 w - - 0 1)

Semrinec, Marian

Pravda, 2002

5B2/5B2/8/4k1P1/8/2K5/2Q2P2/8

#2

6 + 1

6490 yacpdb 2009
5454 Near Snap 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Kb2?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4!
    • 1.Kd2?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4!
    • 1.Kb3?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4!
    • 1.Kb4?
      • 1...Kd4
        • 2.Bg7#
      • 1...Kf4!
    • 1.Be6?
      • threat
        • 2.Qf5#
      • 1...Kf4
        • 2.Qf5#
      • 1...Kxe6!
    • 1.Be8?
      • 1...Kd5
        • 2.Qf5#
      • 1...Ke6
        • 2.Qe4#
      • 1...Kf4!
  • Keys
    • 1.Bg6!
      • threat
        • 2.Qe4#
        • 2.Qf5#
      • 1...Kf4
        • 2.Qf5#
      • 1...Kd5
        • 2.Qe4#
      • 1...Ke6
        • 2.Qf5#

Anticipated by 108589(1998)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::B(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::B(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(C);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::B(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::B(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(E);
      • Threat
        • QAR1(A)
      • Vars
        • K(a);S_FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT,XB(E)
    • Try
      • B(E);
      • Vars
        • K(a);P-FLIGHT::QAR2(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(E);
    • Threat
      • DUALS(2)
    • Vars
      • K(a);S_FLIGHT::QAR1(A)
      • K(a);P-FLIGHT::QAB1(A)
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