MESON Chess Problem Database

Problem Display
PID: 272525 (n3b1Q1/5Nr1/3RpPp1/2p1P1P1/1b2k1K1/1NB5/2rpBP2/4n3 w - - 0 1)

Buchner, R?

Die Schwalbe, 1932

n3b1Q1/5Nr1/3RpPp1/2p1P1P1/1b2k1K1/1NB5/2rpBP2/4n3

#2

11 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Rc1
      • 2.Sxd2#
    • 1...Rxc3
      • 2.Sxd2#
    • 1...Rxf7
      • 2.Qxg6#
    • 1...Rh7
      • 2.Qxg6#
    • 1...Bxc3
      • 2.Sxc5#
    • 1...Ba5
      • 2.Sxc5#
    • 1...Bxf7
      • 2.Qxa8#
    • 1...Sg2
      • 2.Bd3#
      • 2.Bf3#
    • 1...Sd3
      • 2.Bxd3#
      • 2.Bf3#
    • 1...Sf3
      • 2.Bd3#
      • 2.Bxf3#
    • 1...c4
      • 2.Rd4#
  • Keys
    • 1.Rd3!
      • threat
        • 2.Sd6#
      • 1...Rxc3
        • 2.Sxd2#
      • 1...Rxf7
        • 2.Qxg6#
      • 1...Bxc3
        • 2.Sxc5#
      • 1...Bxf7
        • 2.Qxa8#
      • 1...Sxd3
        • 2.Bf3#
      • 1...c4
        • 2.Rd4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 3
  • Sets
    • R(b);N_GUARD::S(C),XP(c)
    • R(b);N_GUARD,XB(D)::S(C),XP(c)
    • R(i);OGATE,XS(J)::QAB(K),XP(h)
    • R(i);OGATE::QAB(K),XP(h)
    • B(d);N_GUARD,XB(D)::S(C),XP(f)
    • B(d);N_GUARD::S(C),XP(f)
    • B(k);OGATE,XS(J)::QAB(K),XS(j)
    • P(f);N_GUARD::R1(H)
  • Actual
    • R(H);
    • Threat
      • S(J)
    • Vars
      • R(b);N_GUARD,XB(D)::S(C),XP(c)
      • R(i);OGATE,XS(J)::QAB(K),XP(h)
      • B(d);N_GUARD,XB(D)::S(C),XP(f)
      • B(k);OGATE,XS(J)::QAB(K),XS(j)
      • S(a);N_GUARD,SBLOCK,XR(H)::B(A)
      • P(f);N_GUARD::R1(H)
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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).