MESON Chess Problem Database

Problem Display
PID: 109125 (2Bn1R1B/K2Pp3/bRrrk1p1/1pPN4/3p4/6p1/4P3/1qb4Q w - - 0 1)

Pape, Edouard

Brisbane Courier, 1928

2Bn1R1B/K2Pp3/bRrrk1p1/1pPN4/3p4/6p1/4P3/1qb4Q

#2

10 + 12

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qa2
      • 2.Qe4#
    • 1...Qe4
      • 2.Qxe4#
    • 1...Qa1
      • 2.Qe4#
    • 1...Qb2
      • 2.Qe4#
    • 1...Qb3
      • 2.Qe4#
    • 1...Qb4
      • 2.Qe4#
    • 1...Rxb6
      • 2.Sc7#
    • 1...Rc7+
      • 2.Sxc7#
    • 1...Rxd7+
      • 2.Sc7#
    • 1...Bb2
      • 2.Sf4#
    • 1...Ba3
      • 2.Sf4#
    • 1...Bf4
      • 2.Sxf4#
    • 1...Sb7
      • 2.d8S#
    • 1...Sf7
      • 2.d8S#
    • 1...d3
      • 2.Qe4#
  • Keys
    • 1.e4!
      • threat
        • 2.Qh3#
      • 1...Rc7+
        • 2.Sxc7#
      • 1...Rxd7+
        • 2.Sc7#
      • 1...Qxe4
        • 2.Qxe4#
      • 1...Rxd5
        • 2.exd5#
      • 1...dxe4 ep
        • 2.Sf4#
      • 1...g5
        • 2.Qh6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 12
  • Sets
    • Q(a);N_GUARD::QAR2(A)
    • Q(a);N_GUARD::QAR2(A),XQ(a)
    • R(g);N_GUARD,XR(E)::S(D)
    • R(g);CHECK,N_GUARD,P_SPINR(h)::S(D),XR(g)
    • R(h);CHECK,P_SPINR(g),XP(G)::S(D)
    • B(b);N_GUARD::S(D)
    • B(b);N_GUARD::S(D),XB(b)
    • S(l);OGATE::P=S
    • P(d);S_CUTQ(a)::QAR2(A)
  • Actual
    • P(B);
    • Threat
      • QAB(A)
    • Vars
      • R(g);CHECK,N_GUARD,P_SPINR(h)::S(D),XR(g)
      • R(h);CHECK,P_SPINR(g),XP(G)::S(D)
      • Q(a);OGATE,XP(B)::QAR2(A),XQ(a)
      • R(h);OGATE,P_SPINR(g),XS(D)::P(B),XR(h)
      • P(d);EP,S_CUTB(b),XP(B)::S(D)
      • P(j);OGATEB::QAR(A)
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).