MESON Chess Problem Database

Problem Display
PID: 103523 (4n1N1/8/1N2k1P1/2P2R2/2p2bP1/2P1nP2/3P2Q1/4R2K w - - 0 1)

Cristiani, Matei

Vita Postelegrafonica, 1928

4n1N1/8/1N2k1P1/2P2R2/2p2bP1/2P1nP2/3P2Q1/4R2K

#2

12 + 5

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Rxe3+?
      • 1...Be5
        • 2.Rexe5#
        • 2.Rfxe5#
      • 1...Bxe3!
  • Keys
    • 1.d4!
      • threat
        • 2.d5#
      • 1...cxd4 ep
        • 2.Qa2#
      • 1...Be5
        • 2.Rxe5#
      • 1...Sf6
        • 2.Rxf6#
      • 1...Sc7
        • 2.Rf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • R(A);CHECK,XS(a)
      • Refutation
        • B(c);XR(A)
  • Actual
    • P(C);
    • Threat
      • P(C)
    • Vars
      • P(b);EP,OGATEB,XP(C)::QAB(D)
      • B(c);N_GUARD,N_SPINS(a)::R1(I),XB(c)
      • S(e);N_GUARD::R1(I),XS(e)
      • S(e);N_GUARD::R1(I)
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