MESON Chess Problem Database

Problem Display
PID: 226744 (8/8/3ppppp/5k2/8/5K2/8/5Q2 w - - 0 1)

Hultberg, Gustav Herbert

Deutsche Schachzeitung, 1984

8/8/3ppppp/5k2/8/5K2/8/5Q2

#2

2 + 6

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qd3+?
      • 1...Ke5
        • 2.Qe4#
      • 1...Kg5!
    • 1.Qh3+?
      • 1...Kg5
        • 2.Qg4#
      • 1...Ke5!
    • 1.Qb1+?
      • 1...Ke5
        • 2.Qe4#
      • 1...Kg5!
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qf4#
      • 1...Ke5
        • 2.Qe4#
      • 1...Kg5
        • 2.Qg4#
      • 1...e5
        • 2.Qg4#
      • 1...g5
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
    • Try
      • Q(A);CHECK
      • Vars
        • K(a);P-FLIGHT::QAR1(A)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(A);
    • Threat
      • QAR1(A)
    • Vars
      • K(a);P-FLIGHT::QAR1(A)
      • P(c);SBLOCK::QAB1(A)
      • P(e);SBLOCK::QAB1(A)
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