MESON Chess Problem Database

Problem Display
PID: 184740 (8/8/7B/8/4R1B1/8/K1kp4/5R2 w - - 0 1)

Freimann, Fritz

Bohemia, 1908

8/8/7B/8/4R1B1/8/K1kp4/5R2

#2

5 + 2

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Bd1+?
      • 1...Kc1
        • 2.Bb3#
        • 2.Ba4#
        • 2.Rc4#
      • 1...Kc3
        • 2.Rf3#
      • 1...Kd3!
    • 1.Be2?
      • threat
        • 2.Rc4#
      • 1...Kc3
        • 2.Rc4#
      • 1...d1S!
  • Keys
    • 1.Rf3!
      • 1...Kc1
        • 2.Rc3#
      • 1...Kd1
        • 2.Rc3#
      • 1...d1Q
        • 2.Rc4#
      • 1...d1S
        • 2.Re2#
      • 1...d1B
        • 2.Rc4#
      • 1...d1R
        • 2.Rc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(D);CHECK
      • Vars
        • K(a);P-FLIGHT::R(A)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(D);
      • Threat
        • R(C)
      • Vars
        • K(a);P-FLIGHT::R1(C)
      • Refutation
        • P(b);
  • Actual
    • R(A);
    • Vars
      • K(a);P-FLIGHT,P_SPINP(b)::R(A)
      • K(a);S_FLIGHT::B(D)+R(A)
      • P(b);SBLOCK::R(C)
      • P(b);OGATEB,SBLOCK::R(C)
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