MESON Chess Problem Database

Problem Display
PID: 203746 (3N4/n1b3p1/1n2RN2/2P5/3k2K1/1Ppp4/3P4/B7 w - - 0 1)

von Zachlese, ?

Washington Post, 1878

3N4/n1b3p1/1n2RN2/2P5/3k2K1/1Ppp4/3P4/B7

#2

8 + 7

15148 Sadier Collection 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Sb7?
      • threat
        • 2.Bxc3#
        • 2.Re4#
        • 2.dxc3#
      • 1...Be5
        • 2.Bxc3#
      • 1...Sa4
        • 2.Re4#
      • 1...Sd5
        • 2.Re4#
      • 1...Sb5
        • 2.Re4#
      • 1...gxf6!
  • Keys
    • 1.Re5!
      • threat
        • 2.Bxc3#
      • 1...Kxe5
        • 2.Bxc3#
      • 1...Bxe5
        • 2.Se6#
      • 1...Sd5
        • 2.Rxd5#
      • 1...Sa4
        • 2.Rd5#
      • 1...Sb5
        • 2.Sc6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(H);
      • Threat
        • DUALS(3)
      • Vars
        • B(f);::B(A),XP(a)
        • S(d);::R1(F)
        • S(e);::R1(F)
      • Refutation
        • P(g);XS(G)
  • Actual
    • R(F);
    • Threat
      • B(A),XP(a)
    • Vars
      • K(c);S_FLIGHT,XR(F)::B(A),XP(a)
      • B(f);SBLOCK,XR(F)::S(H)
      • S(d);N_GUARD::R1(F),XS(d)
      • S(d);N_GUARD::R1(F)
      • S(e);N_GUARD::S(H)
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