MESON Chess Problem Database

Problem Display
PID: 193350 (4kq1R/b2p1r2/4r3/7B/3pN2B/6Q1/8/K7 w - - 0 1)

Stanek, Tomas

2nd Prize, Budapesti Sakkor, 1914

4kq1R/b2p1r2/4r3/7B/3pN2B/6Q1/8/K7

#2

6 + 7

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Qg8
      • 2.Rxg8#
      • 2.Qxg8#
    • 1...Re5
      • 2.Sd6#
      • 2.Qxe5#
    • 1...Rd6
      • 2.Sxd6#
    • 1...Bc5
      • 2.Qb8#
    • 1...Bb8
      • 2.Qxb8#
  • Keys
    • 1.Qe5!
      • threat
        • 2.Sd6#
      • 1...Qxh8
        • 2.Qxh8#
      • 1...Qg8
        • 2.Rxg8#
      • 1...Re7
        • 2.Qxe7#
      • 1...d5
        • 2.Qxe6#
      • 1...d6
        • 2.Qb5#
        • 2.Qxe6#
      • 1...Bc5
        • 2.Qb8#
      • 1...Bb8
        • 2.Qxb8#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • R(b);N_GUARD::S(C),XR(b)
    • B(c);N_GUARD::QAR(B)
    • B(c);N_GUARD::QAR(B),XB(c)
  • Actual
    • Q(B);N_PINR(e),P_PINR(b)
    • Threat
      • S(C)
    • Vars
      • Q(g);N_SPINQ(g),OGATE,XR(F)::QAR(B),XQ(g)
      • Q(g);OGATEB::R(F),XQ(g)
      • R(b);OGATE::QAR1(B),XR(b)
      • P(d);N_GUARD::QAR2(B),XR(b)
      • B(c);N_GUARD::QAR(B)
      • B(c);N_GUARD::QAR(B),XB(c)
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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).