MESON Chess Problem Database

Problem Display
PID: 110078 (1n6/4K3/2p5/N2pR3/1B1kb3/3n4/1P1N4/3Q4 w - - 0 1)

Campo, Achille

Fanfulla da Lodi, 1886-1888

1n6/4K3/2p5/N2pR3/1B1kb3/3n4/1P1N4/3Q4

#2

7 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bf3
      • 2.Sxf3#
    • 1...Bf5
      • 2.Sf3#
    • 1...Bg6
      • 2.Sf3#
    • 1...Bh7
      • 2.Sf3#
  • Tries
    • 1.Sab3+?
      • 1...Ke3
        • 2.Qf3#
      • 1...Kxe5!
    • 1.Sxc6+?
      • 1...Ke3
        • 2.Qf3#
      • 1...Sxc6+!
    • 1.Bc3+?
      • 1...Ke3
        • 2.Qf3#
      • 1...Kc5!
  • Keys
    • 1.Qf3!
      • 1...Kxe5
        • 2.Qf6#
      • 1...Bxf3
        • 2.Sxf3#
      • 1...Sxb2
        • 2.Qc3#
      • 1...Sxb4
        • 2.Qc3#
      • 1...Sxe5
        • 2.Sdb3#
        • 2.Sab3#
        • 2.Qc3#
      • 1...Bf5
        • 2.Qe3#
      • 1...Bg6
        • 2.Qe3#
      • 1...Bh7
        • 2.Qe3#
      • 1...Sc1
        • 2.Qc3#
      • 1...Se1
        • 2.Qc3#
      • 1...Sf2
        • 2.Qc3#
      • 1...Sf4
        • 2.Qc3#
      • 1...Sc5
        • 2.Bc3#
        • 2.Qc3#
      • 1...Sa6
        • 2.Sxc6#
      • 1...Sd7
        • 2.Sxc6#
      • 1...c5
        • 2.Bc3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 3
    • ADDED MATES = 10
    • REMOVED MATES = 0
  • Sets
    • B(c);N_GUARD::S(C),XB(c)
    • B(c);N_GUARD::S(C)
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(b);P_SPINB(c),S_FLIGHT::QAR1(A)
      • Refutation
        • K(b);S_FLIGHT,XR(F)
    • Try
      • S(E);CHECK,XP(e)
      • Vars
        • K(b);P_SPINB(c),S_FLIGHT::QAR1(A)
      • Refutation
        • S(f);CHECK,XS(E)
    • Try
      • B(D);CHECK
      • Vars
        • K(b);P_SPINB(c),S_FLIGHT::QAR1(A)
      • Refutation
        • K(b);P_SPINP(d),S_FLIGHT
  • Actual
    • Q(A);
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(F)::QAB1(A)
      • B(c);XQ(A)::S(C),XB(c)
      • S(a);OGATE,XP(B)::QAB1(A)
      • S(a);OGATE,XB(D)::QAB1(A)
      • B(c);::QAB1(A)
      • S(a);OGATE::QAB1(A)
      • S(f);N_GUARD::S(E),XP(e)
      • P(e);SBLOCK::B(D)
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