MESON Chess Problem Database

Problem Display
PID: 108604 (8/8/4pQ2/2B5/1KB1k3/8/8/8 w - - 0 1)

Kashcheev, Niktopolion Pavlovich

Boletim da UBP, 1965

8/8/4pQ2/2B5/1KB1k3/8/8/8

#2

4 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Bf1?
      • 1...Kd5
        • 2.Bg2#
      • 1...e5!
    • 1.Bb5?
      • 1...Kd5
        • 2.Qd4#
      • 1...e5!
    • 1.Ba6?
      • 1...Kd5
        • 2.Bb7#
      • 1...e5!
    • 1.Bd6?
      • threat
        • 2.Qf4#
      • 1...Ke3
        • 2.Qf4#
      • 1...e5!
    • 1.Qg5?
      • 1...e5
        • 2.Qg4#
      • 1...Kf3!
  • Keys
    • 1.Be2!
      • 1...Kd5
        • 2.Bf3#
      • 1...e5
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • P(b);
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::QAR1(D)
      • Refutation
        • P(b);
    • Try
      • B(B);
      • Vars
        • K(a);S_FLIGHT::B(B)
      • Refutation
        • P(b);
    • Try
      • B(C);
      • Threat
        • QAR1(D)
      • Vars
        • K(a);P-FLIGHT::QAB1(D)
      • Refutation
        • P(b);
    • Try
      • Q(D);
      • Vars
        • P(b);SBLOCK::QAR2(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(B);
    • Vars
      • K(a);S_FLIGHT::B(B)
      • P(b);SBLOCK::QAB1(D)
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