MESON Chess Problem Database

Problem Display
PID: 201704 (1b5Q/kB2p3/p1P1b3/1p3p2/2NK3p/3P1P1r/n1p1PB2/2rq4 w - - 0 1)

Kipping, Cyril Stanley

Magyar Sakkvilag, 1922

1b5Q/kB2p3/p1P1b3/1p3p2/2NK3p/3P1P1r/n1p1PB2/2rq4

#2

9 + 13

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Qxd3+
      • 2.Kxd3#
    • 1...Bd5
      • 2.Kxd5#
    • 1...Bd7
      • 2.Kd5#
    • 1...Bc8
      • 2.Kd5#
    • 1...Bh2
      • 2.Qa8#
    • 1...Bg3
      • 2.Qa8#
    • 1...Bf4
      • 2.Qa8#
    • 1...Be5+
      • 2.Kxe5#
    • 1...Bd6
      • 2.Qa8#
    • 1...Bc7
      • 2.Qa8#
    • 1...Sc3
      • 2.Kxc3#
    • 1...Sb4
      • 2.Kc3#
    • 1...f4
      • 2.Ke4#
  • Keys
    • 1.Ke3!
      • threat
        • 2.Qd4#
      • 1...Qxe2+
        • 2.Kxe2#
      • 1...Qd2+
        • 2.Kxd2#
      • 1...Qxd3+
        • 2.Kxd3#
      • 1...Rxf3+
        • 2.Kxf3#
      • 1...Bf4+
        • 2.Kxf4#
      • 1...f4+
        • 2.Ke4#
      • 1...Bh2
        • 2.Qa8#
      • 1...Bg3
        • 2.Qa8#
      • 1...Be5
        • 2.Qa8#
      • 1...Bd6
        • 2.Qa8#
      • 1...Bc7
        • 2.Qa8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 3
    • REMOVED MATES = 5
  • Sets
    • Q(b);CHECK,XP(C)::B(B)+K(F),XQ(b)
    • B(j);::B(B)+K(F),XB(j)
    • B(j);::B(B)+K(F)
    • B(m);OGATE::QAR1(I)
    • B(m);CHECK::B(B)+K(F),XB(m)
    • S(c);::B(B)+K(F),XS(c)
    • S(c);::B(B)+K(F)
    • P(h);::B(B)+K(F)
  • Actual
    • K(F);N_SPINP(C),P_SPINP(D),S_FLIGHT
    • Threat
      • QAB(I)
    • Vars
      • Q(b);CHECK,XP(A)::B(B)+K(F),XQ(b)
      • Q(b);CHECK::B(B)+K(F),XQ(b)
      • Q(b);CHECK,XP(C)::B(B)+K(F),XQ(b)
      • R(e);CHECK,XP(D)::B(B)+K(F),XR(e)
      • B(m);CHECK::B(B)+K(F),XB(m)
      • P(h);CHECK::B(B)+K(F)
      • B(m);OGATE::QAR1(I)
      • B(m);N_PINP(D),OGATE::QAR1(I)
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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).