MESON Chess Problem Database

Problem Display
PID: 252908 (1N6/2pR1B2/8/P1k1p1r1/6p1/n1B5/1Rp5/2K5 w - - 0 1)

Kuntze, Andreas

Schach, 1985

1N6/2pR1B2/8/P1k1p1r1/6p1/n1B5/1Rp5/2K5

#2

7 + 7

15601 Albrecht-Leiss-Degener Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Sc4
      • 2.Rd5#
    • 1...Sb5
      • 2.Bb4#
    • 1...e4
      • 2.Bd4#
    • 1...c6
      • 2.Sa6#
  • Tries
    • 1.Ba2?
      • threat
        • 2.Rd5#
      • 1...e4
        • 2.Bd4#
      • 1...c6
        • 2.Sa6#
      • 1...Sc4!
    • 1.Rb4?
      • threat
        • 2.Rd5#
      • 1...c6
        • 2.Sa6#
      • 1...e4!
    • 1.Rb6?
      • threat
        • 2.Sa6#
        • 2.Bb4#
        • 2.Rxc7#
      • 1...Rg6
        • 2.Sa6#
        • 2.Bb4#
      • 1...Sb5
        • 2.Sa6#
        • 2.Rc6#
      • 1...c6
        • 2.Sa6#
        • 2.Bb4#
      • 1...cxb6!
  • Keys
    • 1.Bd2!
      • threat
        • 2.Be3#
      • 1...Sc4
        • 2.Rd5#
      • 1...Sb5
        • 2.Bb4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • S(b);SBLOCK::R1(E)
    • S(b);SBLOCK::B(C)
    • P(e);N_GUARD::B(C)
    • P(g);SBLOCK::S(G)
  • Tries
    • Try
      • B(F);
      • Threat
        • R1(E)
      • Vars
        • P(e);N_GUARD::B(C)
        • P(g);SBLOCK::S(G)
      • Refutation
        • S(b);
    • Try
      • R(B);
      • Threat
        • R1(E)
      • Vars
        • P(g);SBLOCK::S(G)
      • Refutation
        • P(e);
    • Try
      • R(B);
      • Threat
        • DUALS(3)
      • Refutation
        • P(g);XR(B)
  • Actual
    • B(C);
    • Threat
      • B(C)
    • Vars
      • S(b);SBLOCK::R1(E)
      • S(b);SBLOCK::B(C)
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