MESON Chess Problem Database

Problem Display
PID: 183537 (1b3B2/2pRR3/n7/QpN5/1nkP4/P2p4/3K4/8 w - - 0 1)

Millins, Edward

British Chess Magazine, 1915

1b3B2/2pRR3/n7/QpN5/1nkP4/P2p4/3K4/8

#2

8 + 7

SOLUTION

  • SOUND
  • Sets
    • 1...Sc2
      • 2.Qc3#
    • 1...Sc6
      • 2.Qc3#
    • 1...Sxc5
      • 2.Qxb4#
  • Tries
    • 1.Re4?
      • threat
        • 2.d5#
      • 1...Sxc5
        • 2.Qxb4#
      • 1...Sc2
        • 2.Qc3#
      • 1...Sc6
        • 2.Qc3#
      • 1...Sd5!
    • 1.Qa4?
      • threat
        • 2.Qb3#
      • 1...Sxc5
        • 2.Qxb4#
      • 1...bxa4!
  • Keys
    • 1.d5!
      • threat
        • 2.Re4#
      • 1...Kd4
        • 2.Re4#
      • 1...Kxc5
        • 2.Re4#
      • 1...Sxc5
        • 2.Qxb4#
      • 1...Sc2
        • 2.Qc3#
      • 1...Sc6
        • 2.Qc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • S(b);OGATE::QAR1(D)
    • S(e);N_GUARD,XS(E)::QAR1(D),XS(b)
  • Tries
    • Try
      • R(G);
      • Threat
        • R(G)+P(C)
      • Vars
        • S(e);N_GUARD,XS(E)::QAR1(D),XS(b)
        • S(b);OGATE::QAR1(D)
      • Refutation
        • S(b);
    • Try
      • Q(D);P_PINS(b)
      • Threat
        • QAB1(D)
      • Vars
        • S(e);N_GUARD,XS(E)::QAR1(D),XS(b)
      • Refutation
        • P(d);N_SPINS(b),XQ(D)
  • Actual
    • P(C);
    • Threat
      • R(G)
    • Vars
      • K(c);P-FLIGHT::R1(G)
      • K(c);P-FLIGHT,P_SPINP(d),XS(E)::B(H)+R(G)
      • S(e);N_GUARD,XS(E)::QAR1(D),XS(b)
      • S(b);OGATE::QAR1(D)
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).