MESON Chess Problem Database

Problem Display
PID: 95372 (2R5/2Pn1K2/Ppk5/1r4p1/BB2qN2/3N4/4rp2/7Q w - - 0 1)

Herland, Sigmund

Breslauer Zeitung, 1914

2R5/2Pn1K2/Ppk5/1r4p1/BB2qN2/3N4/4rp2/7Q

#2

9 + 8

16336 Problemes choisis composes par Sigmund Herland (Yaremska-Iliescu) 2001
6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qd5+
      • 2.Qxd5#
    • 1...Ra2
      • 2.Qxe4#
    • 1...Rb2
      • 2.Qxe4#
    • 1...Rc2
      • 2.Qxe4#
    • 1...Rd2
      • 2.Qxe4#
    • 1...Se5+
      • 2.Sxe5#
    • 1...Sf6
      • 2.Se5#
    • 1...Sb8
      • 2.Se5#
      • 2.cxb8S#
    • 1...Sf8
      • 2.Se5#
  • Tries
    • 1.Bf8?
      • threat
        • 2.Sb4#
      • 1...Qd5+
        • 2.Qxd5#
      • 1...Se5+
        • 2.Sxe5#
      • 1...Sc5
        • 2.Se5#
      • 1...Sf6
        • 2.Se5#
      • 1...Sb8
        • 2.Se5#
        • 2.cxb8S#
      • 1...Rb2
        • 2.Qxe4#
      • 1...Sxf8!
  • Keys
    • 1.Be7!
      • threat
        • 2.Sb4#
      • 1...Qd5+
        • 2.Qxd5#
      • 1...Se5+
        • 2.Sxe5#
      • 1...Sc5
        • 2.Se5#
      • 1...Sf6
        • 2.Se5#
      • 1...Sb8
        • 2.Se5#
        • 2.cxb8S#
      • 1...Sf8
        • 2.Se5#
      • 1...Rb2
        • 2.Qxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • Q(c);CHECK,OGATE::QAB1(A),XQ(c)
    • R(a);N_GUARD::QAB(A),XQ(c)
    • S(h);CHECK,N_GUARD::S(B),XS(h)
    • S(h);N_GUARD::S(B)
  • Tries
    • Try
      • B(D);
      • Threat
        • S(B)
      • Vars
        • Q(c);CHECK,OGATE::QAB1(A),XQ(c)
        • S(h);CHECK,N_GUARD::S(B),XS(h)
        • S(h);N_GUARD::S(B)
        • R(a);N_GUARD::QAB(A),XQ(c)
      • Refutation
        • S(h);XB(D)
  • Actual
    • B(D);
    • Threat
      • S(B)
    • Vars
      • Q(c);CHECK,OGATE::QAB1(A),XQ(c)
      • S(h);CHECK,N_GUARD::S(B),XS(h)
      • S(h);N_GUARD::S(B)
      • R(a);N_GUARD::QAB(A),XQ(c)
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).