MESON Chess Problem Database

Problem Display
PID: 219892 (8/3n1n2/4R2p/2BkpK1P/NPpb4/2pPp1N1/2P5/1B6 w - - 0 1)

Nemmer, Max F

Land og Folk, 0000

8/3n1n2/4R2p/2BkpK1P/NPpb4/2pPp1N1/2P5/1B6

#2

10 + 9

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sxc5
      • 2.Sb6#
    • 1...Sb6
      • 2.Sxb6#
    • 1...Sf6
      • 2.Sb6#
    • 1...Sb8
      • 2.Sb6#
    • 1...Sf8
      • 2.Sb6#
    • 1...Sg5
      • 2.Rd6#
    • 1...Sd6+
      • 2.Rxd6#
    • 1...Sd8
      • 2.Rd6#
    • 1...Sh8
      • 2.Rd6#
    • 1...cxd3
      • 2.Ba2#
    • 1...e4
      • 2.dxe4#
  • Tries
    • 1.Ba2?
      • threat
        • 2.Bxc4#
        • 2.dxc4#
      • 1...Sd6+
        • 2.Rxd6#
      • 1...Sb6
        • 2.Sxb6#
      • 1...Bxc5!
  • Keys
    • 1.Se2!
      • 1...Sd6+
        • 2.Rxd6#
      • 1...Bxc5
        • 2.Saxc3#
      • 1...Sxc5
        • 2.Sb6#
      • 1...cxd3
        • 2.Ba2#
      • 1...Sb6
        • 2.Sxb6#
      • 1...Sf6
        • 2.Sb6#
      • 1...Sb8
        • 2.Sb6#
      • 1...Sf8
        • 2.Sb6#
      • 1...Sg5
        • 2.Rd6#
      • 1...Sd8
        • 2.Rd6#
      • 1...Sh8
        • 2.Rd6#
      • 1...e4
        • 2.Sf4#
        • 2.dxe4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 1
  • Sets
    • S(h);N_GUARD,XB(G)::S(E)
    • S(h);N_GUARD::S(E),XS(h)
    • S(h);N_GUARD::S(E)
    • S(i);N_GUARD::R1(J)
    • S(i);CHECK,N_GUARD::R1(J),XS(i)
    • P(c);OGATEB,XP(C)::B(A)
    • P(f);OGATE::P(C),XP(f)
  • Tries
    • Try
      • B(A);P_PINP(c)
      • Threat
        • DUALS(2)
      • Vars
        • S(i);CHECK,N_GUARD::R1(J),XS(i)
        • S(h);N_GUARD::S(E),XS(h)
      • Refutation
        • B(d);XB(G)
  • Actual
    • S(D);
    • Vars
      • S(i);CHECK,N_GUARD::R1(J),XS(i)
      • B(d);N_GUARD,XB(G)::S(E),XP(a)
      • S(h);N_GUARD,XB(G)::S(E)
      • P(c);OGATEB,XP(C)::B(A)
      • S(h);N_GUARD::S(E),XS(h)
      • S(h);N_GUARD::S(E)
      • S(i);N_GUARD::R1(J)
HTML5 logo

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).