MESON Chess Problem Database

Problem Display
PID: 272907 (7R/pRn1pk1K/q5pp/1p1N3r/5N1Q/b1B5/B7/4r3 w - - 0 1)

Peris Pardo, Julio

Die Schwalbe, 1932

7R/pRn1pk1K/q5pp/1p1N3r/5N1Q/b1B5/B7/4r3

#2

8 + 11

SOLUTION

  • SOUND
  • Sets
    • 1...Se6
      • 2.Qf6#
    • 1...e5
      • 2.Sb6#
    • 1...e6
      • 2.Qf6#
  • Keys
    • 1.Bg7!
      • threat
        • 2.Rf8#
      • 1...Se6
        • 2.Qf6#
      • 1...e5
        • 2.Sb6#
      • 1...e6
        • 2.Qf6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • S(i);P_SPINP(j),S_CUTQ(e)::QAR1(D)
    • P(j);N_GUARD,P_SPINS(i),S_CUTR(a),S_CUTR(d)::B(A)+S(E)
    • P(j);N_GUARD,P_SPINS(i),S_CUTQ(e)::QAR1(D)
  • Actual
    • B(B);
    • Threat
      • R1(H)
    • Vars
      • S(i);P_SPINP(j),S_CUTQ(e)::QAR1(D)
      • P(j);N_GUARD,P_SPINS(i),S_CUTR(a),S_CUTR(d)::B(A)+S(E)
      • P(j);N_GUARD,P_SPINS(i),S_CUTQ(e)::QAR1(D)
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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).