MESON Chess Problem Database

Problem Display
PID: 179435 (2QB1qRN/4N3/1rp2n2/R1n3Pp/3p3k/Kp5p/2brBP2/8 w - - 0 1)

Adabashev, Mark Ivanovich

64 Shakhmatnoe obozrenie, 1936

2QB1qRN/4N3/1rp2n2/R1n3Pp/3p3k/Kp5p/2brBP2/8

#2

10 + 12

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Rd3
      • 2.Sf5#
    • 1...Bd1
      • 2.Sf5#
    • 1...Bf5
      • 2.Sxf5#
    • 1...Sd3
      • 2.Sg6#
    • 1...Sce4
      • 2.Sg6#
    • 1...Sfe4
      • 2.Seg6#
    • 1...d3
      • 2.Sf5#
  • Tries
    • 1.Qb8?
      • threat
        • 2.Qg3#
      • 1...Rd3
        • 2.Sf5#
      • 1...Sce4
        • 2.Sg6#
      • 1...Sfe4
        • 2.Seg6#
      • 1...Rxb8!
  • Keys
    • 1.Qc7!
      • threat
        • 2.Qg3#
      • 1...Rd3
        • 2.Sf5#
      • 1...Sce4
        • 2.Sg6#
      • 1...Sfe4
        • 2.Seg6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 4
  • Sets
    • R(b);S_CUTB(a)::S(F)
    • B(a);N_GUARD::S(F)
    • B(a);N_GUARD::S(F),XB(a)
    • S(g);P_PINS(F),S_CUTB(a)::S(J)
    • S(k);S_CUTB(a)::S(F)
    • P(e);S_CUTB(a)::S(F)
  • Tries
    • Try
      • Q(G);
      • Threat
        • QAB1(G)
      • Vars
        • R(b);S_CUTB(a)::S(F)
        • S(g);P_PINS(F),S_CUTB(a)::S(J)
        • S(k);S_CUTB(a)::S(F)
      • Refutation
        • R(i);XQ(G)
  • Actual
    • Q(G);
    • Threat
      • QAB1(G)
    • Vars
      • R(b);S_CUTB(a)::S(F)
      • S(g);P_PINS(F),S_CUTB(a)::S(J)
      • S(k);S_CUTB(a)::S(F)
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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).