MESON Chess Problem Database

Problem Display
PID: 9445 (7b/1Q6/2R5/4k3/1B6/3B4/7K/5b2 w - - 0 1)

Havel, Miroslav

Illustrovany svet, 1903

7b/1Q6/2R5/4k3/1B6/3B4/7K/5b2

#2

5 + 3

6024 Bohemian Garnets 1923
887 Mate in Two Moves 1931
4312 Ceske Granaty 1975
3310 2345 Chess Problems 1997

SOLUTION

  • SOUND
  • Tries
    • 1.Bc3+?
      • 1...Kd5
        • 2.Qb5#
        • 2.Qd7#
      • 1...Kf4!
    • 1.Qc7+?
      • 1...Kd5
        • 2.Qd6#
      • 1...Kd4!
    • 1.Qe7+?
      • 1...Kd4
        • 2.Rd6#
        • 2.Qe4#
      • 1...Kd5
        • 2.Rd6#
        • 2.Qc5#
        • 2.Qd6#
        • 2.Qe4#
      • 1...Kf4!
    • 1.Qg7+?
      • 1...Kf4
        • 2.Qg3#
      • 1...Kd5
        • 2.Rd6#
      • 1...Bxg7!
    • 1.Qb8+?
      • 1...Kd5
        • 2.Qd6#
      • 1...Kd4!
  • Keys
    • 1.Rf6!
      • threat
        • 2.Bc3#
      • 1...Kd4
        • 2.Qe4#
      • 1...Kxf6
        • 2.Qe7#
      • 1...Bxf6
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(E)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(E)
        • K(b);P-FLIGHT::R1(D)
      • Refutation
        • B(c);XQ(E)
    • Try
      • Q(E);CHECK
      • Vars
        • K(b);P-FLIGHT::QAR1(E)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • R(D);
    • Threat
      • B(C)
    • Vars
      • K(b);S_FLIGHT::QAR1(E)
      • K(b);S_FLIGHT,XR(D)::QAB1(E)
      • B(c);SBLOCK,XR(D)::QAR1(E)
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