MESON Chess Problem Database

Problem Display
PID: 184282 (3n4/3pq3/1R1b4/3kP3/1P1p1RP1/1p1P3p/1r1PN2K/3B4 w - - 0 1)

Marassogiou, Nicolas I

Bulletin Ouvrier des Echecs, 1955

3n4/3pq3/1R1b4/3kP3/1P1p1RP1/1p1P3p/1r1PN2K/3B4

#2

10 + 9

SOLUTION

  • SOUND
  • Tries
    • 1.Bxb3+?
      • 1...Kxe5
        • 2.Rf5#
      • 1...Rxb3!
  • Keys
    • 1.Rf5!
      • threat
        • 2.Sf4#
      • 1...Ke6
        • 2.Sf4#
      • 1...Rxd2
        • 2.Bxb3#
      • 1...Bxb4
        • 2.e6#
      • 1...Qg5
        • 2.Rxd6#
      • 1...Se6
        • 2.exd6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(A);CHECK,XP(b)
      • Vars
        • K(e);P-FLIGHT,XP(I)::R1(G)
      • Refutation
        • R(a);XB(A)
  • Actual
    • R(G);P_SPINP(I)
    • Threat
      • S(C)
    • Vars
      • K(e);P_SPINB(f),S_FLIGHT::S(C)
      • R(a);N_GUARD,P_PINS(C),XP(B)::B(A),XP(b)
      • B(f);N_PINP(I),XP(F)::R(G)+P(I)
      • Q(h);N_GUARD::R1(J),XB(f)
      • S(i);SBLOCK,S_CUTQ(h)::R(G)+P(I),XB(f)
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