MESON Chess Problem Database

Problem Display
PID: 91388 (R7/2k2nKQ/P1p3Rn/P1N1ppB1/3P4/3N3p/6rb/7B w - - 0 1)

Duca, Delia Monica

Probleemblad, 2006

R7/2k2nKQ/P1p3Rn/P1N1ppB1/3P4/3N3p/6rb/7B

#2

11 + 9

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rg1
      • 2.Rxc6#
    • 1...Ra2
      • 2.Rxc6#
    • 1...Rb2
      • 2.Rxc6#
    • 1...Rc2
      • 2.Rxc6#
    • 1...Rd2
      • 2.Rxc6#
    • 1...Re2
      • 2.Rxc6#
    • 1...Rf2
      • 2.Rxc6#
    • 1...Rg3
      • 2.Rxc6#
    • 1...Rg4
      • 2.Rxc6#
    • 1...Sd6
      • 2.Bd8#
    • 1...Sd8
      • 2.Bxd8#
    • 1...Sh8
      • 2.Bd8#
  • Tries
    • 1.Sb4?
      • threat
        • 2.Rxc6#
      • 1...Sd6
        • 2.Bd8#
      • 1...Sd8
        • 2.Bxd8#
      • 1...Rxg5!
    • 1.Qg8?
      • threat
        • 2.Ra7#
        • 2.Rc8#
        • 2.Qb8#
        • 2.Qc8#
      • 1...Rb2
        • 2.Rxc6#
        • 2.Rc8#
        • 2.Qc8#
      • 1...Sd6
        • 2.Bd8#
        • 2.Qb8#
        • 2.Qd8#
      • 1...Sd8
        • 2.Bxd8#
        • 2.Qxd8#
      • 1...Sxg8!
    • 1.Qxh6?
      • threat
        • 2.Rxc6#
      • 1...Sxh6
        • 2.Bd8#
      • 1...Sd6
        • 2.Bd8#
      • 1...Sd8
        • 2.Bxd8#
      • 1...Rxg5!
    • 1.Qh8?
      • threat
        • 2.Ra7#
        • 2.Rc8#
        • 2.Qb8#
        • 2.Qc8#
      • 1...Sxh8
        • 2.Bd8#
      • 1...Rb2
        • 2.Rxc6#
        • 2.Rc8#
        • 2.Qc8#
      • 1...Sd6
        • 2.Bd8#
        • 2.Qb8#
        • 2.Qd8#
      • 1...Sd8
        • 2.Bxd8#
        • 2.Qxd8#
      • 1...Sg8!
  • Keys
    • 1.Kf8!
      • threat
        • 2.Bd8#
      • 1...Rxg5
        • 2.Rxc6#

This is a version of 71532

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 12
  • Sets
    • R(a);::R1(H),XP(f)
    • S(i);N_GUARD::B(F)
    • S(i);N_GUARD::B(F),XS(i)
  • Tries
    • Try
      • S(B);
      • Threat
        • R1(H),XP(f)
      • Vars
        • S(i);N_GUARD::B(F)
        • S(i);N_GUARD::B(F),XS(i)
      • Refutation
        • R(a);P_PINR(H),XB(F)
    • Try
      • Q(J);
      • Threat
        • DUALS(4)
      • Refutation
        • S(g);XQ(J)
    • Try
      • Q(J);XS(g)
      • Threat
        • R1(H),XP(f)
      • Vars
        • S(i);N_GUARD,XQ(J)::B(F)
        • S(i);N_GUARD::B(F)
        • S(i);N_GUARD::B(F),XS(i)
      • Refutation
        • R(a);P_PINR(H),XB(F)
    • Try
      • Q(J);
      • Threat
        • DUALS(4)
      • Vars
        • S(i);N_GUARD,XQ(J)::B(F)
      • Refutation
        • S(g);
  • Actual
    • K(I);P_PINS(i),S_FLIGHT
    • Threat
      • B(F)
    • Vars
      • R(a);XB(F)::R1(H),XP(f)
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