MESON Chess Problem Database

Problem Display
PID: 278184 (2R5/4p3/2n1Q3/3N1p2/1P1k3B/Pp3n1R/4B3/3Kb3 w - - 0 1)

Vinagre, Jose Casimiro

Phenix, 2007

2R5/4p3/2n1Q3/3N1p2/1P1k3B/Pp3n1R/4B3/3Kb3

#2

9 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.Bxf2#
    • 1...Bc3
      • 2.Bf2#
    • 1...Bxb4
      • 2.Bf2#
    • 1...Sxb4
      • 2.Rc4#
    • 1...Sa7
      • 2.Rc4#
    • 1...Sb8
      • 2.Rc4#
    • 1...Sd8
      • 2.Rc4#
  • Tries
    • 1.Rxc6?
      • threat
        • 2.Rc4#
      • 1...Sd2
        • 2.Rd3#
      • 1...Se5!
  • Keys
    • 1.Sc3!
      • threat
        • 2.Sb5#
      • 1...Kxc3
        • 2.Qe5#
      • 1...Bxc3
        • 2.Bf2#
      • 1...Sfe5
        • 2.Qd5#
      • 1...Sce5
        • 2.Qb6#
      • 1...Sa7
        • 2.Rc4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • B(a);N_GUARD::B(F),XB(a)
    • B(a);N_GUARD::B(F)
    • B(a);N_GUARD,XP(E)::B(F)
    • S(f);OGATE,XP(E)::R1(I)
    • S(f);OGATE::R1(I)
  • Tries
    • Try
      • R(I);XS(f)
      • Threat
        • R1(I)
      • Vars
        • S(c);OGATE::R1(D)
      • Refutation
        • S(c);
  • Actual
    • S(G);
    • Threat
      • S(G)
    • Vars
      • K(d);N_GUARD,P_SPINS(c),S_CUTS(f),S_FLIGHT,XS(G)::QAB(H)
      • B(a);N_GUARD,SBLOCK,XS(G)::B(F)
      • S(c);::QAR1(H)
      • S(f);OGATE,SBLOCK::QAB(H)
      • S(f);OGATE::R1(I)
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