MESON Chess Problem Database

Problem Display
PID: 247485 (8/4NQ1b/3r1Bp1/R2p4/2p1kp2/3p3R/1N3p2/K3bB2 w - - 0 1)

Pugh Jones, R

British Chess Magazine, 1931

8/4NQ1b/3r1Bp1/R2p4/2p1kp2/3p3R/1N3p2/K3bB2

#2

8 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Qxd5#
    • 1...Rb6
      • 2.Qxd5#
    • 1...Rc6
      • 2.Qxd5#
    • 1...Re6
      • 2.Qxe6#
    • 1...Rxf6
      • 2.Qxd5#
    • 1...Rd7
      • 2.Qe6#
    • 1...Rd8
      • 2.Qe6#
    • 1...Bg8
      • 2.Qxg6#
    • 1...c3
      • 2.Bxd3#
    • 1...d4
      • 2.Re5#
    • 1...g5
      • 2.Qxh7#
  • Keys
    • 1.Sd1!
      • 1...Bc3+
        • 2.Sxc3#
      • 1...Rxf6
        • 2.Qxd5#
      • 1...Bxa5
        • 2.Sxf2#
      • 1...f3
        • 2.Rh4#
      • 1...Ra6
        • 2.Qxd5#
      • 1...Rb6
        • 2.Qxd5#
      • 1...Rc6
        • 2.Qxd5#
      • 1...Re6
        • 2.Qxe6#
      • 1...Rd7
        • 2.Qe6#
      • 1...Rd8
        • 2.Qe6#
      • 1...Bd2
        • 2.Sxf2#
      • 1...Bb4
        • 2.Sxf2#
      • 1...Bg8
        • 2.Qxg6#
      • 1...d2
        • 2.Sc3#
      • 1...c3
        • 2.Bxd3#
      • 1...d4
        • 2.Re5#
      • 1...g5
        • 2.Qxh7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • R(h);N_GUARD,P_PINR(E)::QAB1(H),XP(g)
    • R(h);N_GUARD::QAB1(H),XP(g)
    • R(h);N_GUARD::QAR2(H),XR(h)
    • R(h);N_GUARD,XB(F)::QAB1(H),XP(g)
    • R(h);N_GUARD::QAR2(H)
    • B(j);N_GUARD::QAB(H),XP(i)
    • P(d);N_GUARD::B(B),XP(c)
    • P(g);OGATE,SBLOCK::R1(E)
    • P(i);OGATEB::QAB(H),XB(j)
  • Actual
    • S(C);
    • Vars
      • B(a);CHECK,N_GUARD::S(C),XB(a)
      • R(h);N_GUARD,XB(F)::QAB1(H),XP(g)
      • B(a);N_GUARD,XR(E)::S(C),XP(b)
      • P(f);OGATEB,SBLOCK::R(D)
      • R(h);N_GUARD,P_PINR(E)::QAB1(H),XP(g)
      • R(h);N_GUARD::QAB1(H),XP(g)
      • R(h);N_GUARD::QAR2(H),XR(h)
      • R(h);N_GUARD::QAR2(H)
      • B(a);N_GUARD::S(C),XP(b)
      • B(j);N_GUARD::QAB(H),XP(i)
      • P(c);S_CUTB(a)::S(C)
      • P(d);N_GUARD::B(B),XP(c)
      • P(g);OGATE,SBLOCK::R1(E)
      • P(i);OGATEB::QAB(H),XB(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).