MESON Chess Problem Database

Problem Display
PID: 208200 (8/8/2K5/2p2P2/3k1N2/5Q2/8/8 w - - 0 1)

Fleischmann, Simon

Dubuque Chess Journal, 1875

8/8/2K5/2p2P2/3k1N2/5Q2/8/8

#2

4 + 2

6490 yacpdb 2020
5454 Near Snap 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Kd6?
      • threat
        • 2.Qd3#
      • 1...c4
        • 2.Se2#
        • 2.Se6#
      • 1...Kc4!
    • 1.Se2+?
      • 1...Kc4
        • 2.Qc3#
      • 1...Ke5!
  • Keys
    • 1.Sd5!
      • 1...Kc4
        • 2.Qc3#
      • 1...Ke5
        • 2.Qf4#
      • 1...c4
        • 2.Qe3#

This anticipates 202704(2015)

FEATURES

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