MESON Chess Problem Database

Problem Display
PID: 232438 (Q7/4Rp2/1BpP1P2/2Pkn3/1Rb3P1/2prpn2/2BpN3/3K4 w - - 0 1)

Dietrich, Albert

Freie Presse, 1974

Q7/4Rp2/1BpP1P2/2Pkn3/1Rb3P1/2prpn2/2BpN3/3K4

#2

11 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ke4
      • 2.Qxc6#
    • 1...Rd4
      • 2.Sxc3#
    • 1...Ba2
      • 2.Sf4#
    • 1...Bb3
      • 2.Sf4#
    • 1...Bb5
      • 2.Sf4#
    • 1...Ba6
      • 2.Sf4#
  • Keys
    • 1.Qe8!
      • 1...Ke4
        • 2.Qxc6#
      • 1...Sxg4
        • 2.Qxf7#
      • 1...Se1
        • 2.Rxe5#
      • 1...Rd4
        • 2.Sxc3#
      • 1...Ba2
        • 2.Sf4#
      • 1...Bb3
        • 2.Sf4#
      • 1...Bb5
        • 2.Sf4#
      • 1...Ba6
        • 2.Sf4#
      • 1...Sg1
        • 2.Rxe5#
      • 1...Sh2
        • 2.Rxe5#
      • 1...Sd4
        • 2.Rxe5#
      • 1...Sh4
        • 2.Rxe5#
      • 1...Sg5
        • 2.Rxe5#
      • 1...Sg6
        • 2.Qxf7#
      • 1...Sd7
        • 2.Qxf7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 9
    • REMOVED MATES = 0
  • Sets
    • K(g);P_SPINB(f),P_SPINR(c),P_SPINS(h),S_FLIGHT::QAB(K),XP(i)
    • R(c);N_GUARD,SBLOCK::S(C),XP(b)
    • B(f);::S(C)
    • B(f);P_PINB(B)::S(C)
  • Actual
    • Q(K);N_PINP(i)
    • Vars
      • K(g);P_SPINB(f),P_SPINR(c),P_SPINS(h),S_FLIGHT::QAB(K),XP(i)
      • S(h);N_GUARD,XP(E)::QAB(K),XP(j)
      • S(e);N_GUARD::R1(J),XS(h)
      • R(c);N_GUARD,SBLOCK::S(C),XP(b)
      • B(f);::S(C)
      • B(f);P_PINB(B)::S(C)
      • S(h);N_GUARD::QAB(K),XP(j)
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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).