MESON Chess Problem Database

Problem Display
PID: 39595 (1N6/p1prr1b1/P7/2kP1b2/KRP3n1/2R2N2/2p5/2B5 w - - 0 1)

Lindner, Laszlo

Magyar Sakkvilag, 1934

1N6/p1prr1b1/P7/2kP1b2/KRP3n1/2R2N2/2p5/2B5

#2

9 + 9

4080 Mattbilder eines Lebens 1996

SOLUTION

  • SOUND
  • Sets
    • 1...Rd6
      • 2.Rb5#
  • Tries
    • 1.Ba3?
      • threat
        • 2.Rb1#
        • 2.Rb2#
        • 2.Rbb3#
        • 2.Rb5#
        • 2.Rb7#
      • 1...Kd6
        • 2.Rb6#
      • 1...c1Q
        • 2.Rb2#
        • 2.Rb5#
      • 1...c1B
        • 2.Rb2#
        • 2.Rb5#
      • 1...Bxc3!
  • Keys
    • 1.Rb6!
      • threat
        • 2.Rc6#
      • 1...Kxb6
        • 2.c5#
      • 1...axb6
        • 2.Ba3#
      • 1...cxb6
        • 2.Ba3#
      • 1...c6
        • 2.Rxc6#
      • 1...Rd6
        • 2.Rb5#
      • 1...Re6
        • 2.Sxd7#
      • 1...Se5
        • 2.Be3#

This is a version

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • R(g);SBLOCK::R1(E)
  • Tries
    • Try
      • B(A);
      • Threat
        • DUALS(5)
      • Vars
        • K(c);S_FLIGHT::B(A)+R(E),DCHECK
      • Refutation
        • B(i);XR(B)
  • Actual
    • R(E);
    • Threat
      • R1(E)
    • Vars
      • K(c);OGATE,S_FLIGHT,XR(E)::P(F)
      • P(e);SBLOCK,XR(E)::B(A)
      • P(f);SBLOCK,XR(E)::B(A)
      • P(f);::R1(E),XP(f)
      • R(g);SBLOCK::R1(E)
      • R(h);N_GUARD,S_CUTB(d)::S(I),XR(g)
      • S(b);N_GUARD,S_CUTB(i),S_CUTR(h)::B(A)
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