MESON Chess Problem Database

Problem Display
PID: 6729 (4R3/B1K5/3pPp2/p2k4/R1N5/b1qp2N1/B2P4/n3Q1nb w - - 0 1)

Arguelles Ferrer, Antonio Fernandez

1st Prize, El Diluvio, 1932-1933

4R3/B1K5/3pPp2/p2k4/R1N5/b1qp2N1/B2P4/n3Q1nb

#2

10 + 10

371 The Chess Review 1933
3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...Qe5
      • 2.Se3#
    • 1...Qxc4+
      • 2.Bxc4#
    • 1...Be4
      • 2.Qxe4#
    • 1...Bc5
      • 2.Sb6#
    • 1...Se2
      • 2.Qxh1#
    • 1...Sf3
      • 2.Qe4#
    • 1...Sh3
      • 2.Qxh1#
  • Tries
    • 1.Sh5?
      • threat
        • 2.Sf4#
      • 1...Qxc4+
        • 2.Bxc4#
      • 1...Qxd2
        • 2.Sxf6#
      • 1...Bc5
        • 2.Sb6#
      • 1...Se2
        • 2.Qxh1#
      • 1...Qe5
        • 2.Se3#
      • 1...Sh3
        • 2.Qxh1#
      • 1...Qd4!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Se7#
      • 1...Qxc4+
        • 2.Bxc4#
      • 1...Se2
        • 2.Qxh1#
      • 1...Qe5
        • 2.Sce3#
      • 1...Be4
        • 2.Se3#
      • 1...Bc5
        • 2.Sb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 2
  • Sets
    • Q(e);N_PINS(F),SBLOCK::B(B)+S(F),DCHECK
    • Q(e);CHECK,OGATE,P_SPINQ(e),XS(F)::B(B),XQ(e)
    • B(c);N_GUARD::QAB1(A),XB(c)
    • B(d);N_PINS(F),SBLOCK::B(B)+S(F),DCHECK
    • S(b);OGATE::QAB(A),XB(c)
    • S(b);S_CUTB(c)::QAB1(A)
  • Tries
    • Try
      • S(D);
      • Threat
        • S(D)
      • Vars
        • Q(e);CHECK,OGATE,P_SPINQ(e),XS(F)::B(B),XQ(e)
        • Q(e);N_GUARD,N_PINS(F),XP(C)::S(D),XP(j)
        • B(d);N_PINS(F),SBLOCK::B(B)+S(F),DCHECK
        • S(b);OGATE::QAB(A),XB(c)
        • Q(e);N_PINS(F),SBLOCK::B(B)+S(F),DCHECK
      • Refutation
        • Q(e);N_PINS(F)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • Q(e);CHECK,OGATE,P_SPINQ(e),XS(F)::B(B),XQ(e)
      • S(b);OGATE::QAB(A),XB(c)
      • Q(e);N_PINS(F),SBLOCK::B(B)+S(F),DCHECK
      • B(c);SBLOCK::S(D)
      • B(d);N_PINS(F),SBLOCK::B(B)+S(F),DCHECK
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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).