MESON Chess Problem Database

Problem Display
PID: 94525 (2n1r3/4b3/n3B3/p4Q2/k7/p7/4K3/8 w - - 0 1)

Hladik, Frantisek

Ceskoslovenska republika, 1929

2n1r3/4b3/n3B3/p4Q2/k7/p7/4K3/8

#2

3 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Qc2+?
      • 1...Kb4
        • 2.Qc4#
      • 1...Kb5!
    • 1.Qd5?
      • threat
        • 2.Qb3#
      • 1...Kb4
        • 2.Qc4#
      • 1...Sc5
        • 2.Qc4#
      • 1...Bb4
        • 2.Qc6#
        • 2.Qd7#
      • 1...Sb4!
  • Keys
    • 1.Qd3!
      • threat
        • 2.Qb3#
      • 1...Kb4
        • 2.Qc4#
      • 1...Bb4
        • 2.Qd7#
      • 1...Sb4
        • 2.Bb3#
      • 1...Sc5
        • 2.Qc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(B)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(B);
      • Threat
        • QAB1(B)
      • Vars
        • K(b);P-FLIGHT::QAR1(B)
        • S(d);N_GUARD,S_CUTB(e)::QAR2(B)
      • Refutation
        • S(d);
  • Actual
    • Q(B);
    • Threat
      • QAB1(B)
    • Vars
      • K(b);P-FLIGHT::QAR1(B)
      • B(e);P_PINB(C),SBLOCK::QAB(B)
      • S(d);SBLOCK::B(C)
      • S(d);N_GUARD,S_CUTB(e)::QAR2(B)
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