MESON Chess Problem Database

Problem Display
PID: 40501 (3B3K/8/8/R2pp3/1k1n4/1Pn1Nb1p/PPr4r/4QB2 w - - 0 1)

Lindner, Laszlo

Magyar Sakkelet, 1953

3B3K/8/8/R2pp3/1k1n4/1Pn1Nb1p/PPr4r/4QB2

#2

9 + 9

4080 Mattbilder eines Lebens 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Rce2
      • 2.Qxc3#
      • 2.bxc3#
    • 1...Rcf2
      • 2.Qxc3#
      • 2.bxc3#
    • 1...Rcg2
      • 2.Qxc3#
      • 2.bxc3#
    • 1...Bd1
      • 2.Sxd5#
    • 1...Be2
      • 2.Sxd5#
    • 1...Bg4
      • 2.Sxd5#
    • 1...Bh5
      • 2.Sxd5#
    • 1...Se2
      • 2.Sxc2#
    • 1...Sxb3
      • 2.a3#
    • 1...Sb5
      • 2.Rxb5#
    • 1...Sf5
      • 2.Rb5#
    • 1...Sc6
      • 2.Rb5#
    • 1...Se6
      • 2.Rb5#
    • 1...e4
      • 2.Sxd5#
  • Tries
    • 1.Sxc2+?
      • 1...Sxc2
        • 2.Rb5#
        • 2.Qxc3#
        • 2.bxc3#
      • 1...Rxc2!
    • 1.Bc4?
      • threat
        • 2.a3#
      • 1...Sb5
        • 2.Rxb5#
      • 1...dxc4!
  • Keys
    • 1.Qh4!
      • threat
        • 2.Qe7#
      • 1...Sxa2
        • 2.Rb5#
      • 1...Sb5
        • 2.Rxb5#
      • 1...Sb1
        • 2.Rb5#
      • 1...Sd1
        • 2.Rb5#
      • 1...Se2
        • 2.Sxc2#
      • 1...Sa4
        • 2.Rb5#
      • 1...Se4
        • 2.Sxd5#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 11
  • Sets
    • B(d);N_GUARD::S(F),XP(h)
    • S(g);N_GUARD,S_CUTR(b)::S(F),XR(a)
    • S(g);SBLOCK,XP(E)::P(C)
    • S(g);N_GUARD::R1(G),XS(g)
    • S(g);N_GUARD::R1(G)
    • P(i);S_CUTB(d)::S(F),XP(h)
  • Tries
    • Try
      • S(F);CHECK,XR(a)
      • Refutation
        • R(b);XS(F)
    • Try
      • B(B);
      • Threat
        • P(C)
      • Vars
        • S(g);N_GUARD::R1(G),XS(g)
      • Refutation
        • P(h);XB(B)
  • Actual
    • Q(A);N_PINS(c),P_PINS(g)
    • Threat
      • QAB(A)
    • Vars
      • S(c);N_GUARD,XP(C)::R1(G)
      • S(c);N_GUARD::R1(G),XS(c)
      • S(c);N_GUARD::R1(G)
      • S(c);S_CUTR(b)::S(F),XR(a)
      • S(c);N_GUARD,N_SPINS(g),S_CUTB(d)::S(F),XP(h)
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