MESON Chess Problem Database

Problem Display
PID: 121444 (2B5/1K6/8/2p5/4kpN1/1Q6/8/8 w - - 0 1)

Palitzsch, Friedrich Martin

Deutsches Wochenschach, 1917

2B5/1K6/8/2p5/4kpN1/1Q6/8/8

#2

4 + 3

6490 yacpdb 2009
5454 Near Snap 2022

SOLUTION

  • SOUND
  • Sets
    • 1...f3
      • 2.Qc4#
  • Tries
    • 1.Bf5+?
      • 1...Kd4
        • 2.Qd3#
      • 1...Kxf5!
    • 1.Be6?
      • threat
        • 2.Qd5#
      • 1...Kd4
        • 2.Qc4#
      • 1...f3
        • 2.Qc4#
        • 2.Qe3#
      • 1...c4!
    • 1.Qe3+?
      • 1...Kd5
        • 2.Qd3#
      • 1...fxe3!
  • Keys
    • 1.Qc3!
      • threat
        • 2.Sf6#
      • 1...Kd5
        • 2.Qd3#
      • 1...f3
        • 2.Qc4#

Anticipated by 121443(1908)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK::QAR2(A)
  • Tries
    • Try
      • B(D);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);S_FLIGHT,XB(D)
    • Try
      • B(D);
      • Threat
        • QAB1(A)
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • P(c);
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);S_FLIGHT::QAR2(A)
      • Refutation
        • P(b);XQ(A)
  • Actual
    • Q(A);
    • Threat
      • S(B)
    • Vars
      • K(a);S_FLIGHT::QAR2(A)
      • P(b);SBLOCK::QAR2(A)
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