MESON Chess Problem Database

Problem Display
PID: 241918 (8/8/8/8/1Q6/8/p1k2P2/R3K1N1 w - - 0 1)

Szentgyorgy, Erno

Magyar Sakkvilag, 1933

8/8/8/8/1Q6/8/p1k2P2/R3K1N1

#2

5 + 2

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Rc1+?
      • 1...Kd3
        • 2.Rc3#
        • 2.Qc4#
      • 1...Kxc1!
  • Keys
    • 1.Rxa2+!
      • 1...Kc1
        • 2.Se2#
        • 2.Qb2#
      • 1...Kd3
        • 2.Rd2#

FEATURES

  • Static
    • TYPE = CHECKING_KEY
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);CHECK
      • Refutation
        • K(b);P-FLIGHT,XR(A)
  • Actual
    • R(A);CHECK,XP(a)
    • Vars
      • K(b);OGATE,S_FLIGHT::R1(A)
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