MESON Chess Problem Database

Problem Display
PID: 146539 (2bnn3/1p1r1p2/1r1k1bP1/2RN1P2/1B3P2/2PN2P1/1P6/2KR4 w - - 0 1)

Prins, Hendrik

MEC Nieuwsbrief 77, 2011

2bnn3/1p1r1p2/1r1k1bP1/2RN1P2/1B3P2/2PN2P1/1P6/2KR4

#2

12 + 9

102 Probleemblad 2012

SOLUTION

  • SOUND
  • Sets
    • 1...Be5
      • 2.fxe5#
  • Tries
    • 1.Rc4+?
      • 1...Kxd5
        • 2.Se5#
      • 1...Rxb4!
  • Keys
    • 1.Se7!
      • threat
        • 2.Sxc8#
        • 2.Rc6#
      • 1...Kxe7
        • 2.Re5#
      • 1...Rxb4
        • 2.Sxc8#
      • 1...Rxe7
        • 2.Se5#
      • 1...Bxe7
        • 2.Se1#
        • 2.Sf2#
        • 2.Se5#
      • 1...Rc6
        • 2.Rxc6#
      • 1...Rc7
        • 2.Rd5#
      • 1...Sc6
        • 2.Rxc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 1
  • Sets
    • B(c);OGATE::P(H),XB(c)
  • Tries
    • Try
      • R(I);CHECK
      • Vars
        • K(b);P-FLIGHT,XS(J)::R(B)+S(E)
      • Refutation
        • R(a);XB(G)
  • Actual
    • S(J);
    • Threat
      • DUALS(2)
    • Vars
      • K(b);S_FLIGHT,XS(J)::B(G)+R(I),DCHECK
      • R(a);XB(G)::S(J),XB(g)
      • R(e);SBLOCK,XS(J)::R(B)+S(E)
      • R(a);::B(G)+R(I),DCHECK,XR(a)
      • R(e);SBLOCK::B(G)+R(I),DCHECK
      • S(h);::B(G)+R(I),DCHECK,XS(h)
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