MESON Chess Problem Database

Problem Display
PID: 227880 (8/8/7p/5K1P/8/2p2pk1/2P4R/5B1R w - - 0 1)

Schwarz, Bela

Ujsag, 1926

8/8/7p/5K1P/8/2p2pk1/2P4R/5B1R

#2

6 + 4

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...f2
      • 2.Rh3#
  • Tries
    • 1.Ke5?
      • 1...Kg4
        • 2.Rg1#
      • 1...f2!
    • 1.Rh4?
      • 1...f2
        • 2.R1h3#
        • 2.R4h3#
      • 1...Kf2!
  • Keys
    • 1.Ke4!
      • 1...Kg4
        • 2.Rg1#
      • 1...f2
        • 2.Rg2#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK::R1(D)
  • Tries
    • Try
      • K(E);P-FLIGHT
      • Vars
        • K(c);P-FLIGHT::R(B)
      • Refutation
        • P(b);
    • Try
      • R(D);
      • Refutation
        • K(c);S_FLIGHT
  • Actual
    • K(E);S_FLIGHT
    • Vars
      • K(c);P-FLIGHT::R(B)
      • P(b);N_GUARD::R1(D)
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