MESON Chess Problem Database

Problem Display
PID: 276939 (8/1p1Qbp2/1P3r2/KNkb1nRq/P3p3/1p1P4/2N5/4r3 w - - 0 1)

Manzone, Domenico

To Mat, 1957

8/1p1Qbp2/1P3r2/KNkb1nRq/P3p3/1p1P4/2N5/4r3

#2

8 + 11

15601 Albrecht-Leiss-Degener Collection 2024

SOLUTION

  • SOUND
  • Sets
    • 1...Bc4
      • 2.d4#
    • 1...Bc6
      • 2.Qd4#
    • 1...Sg3
      • 2.Qxd5#
    • 1...Sd4
      • 2.Qxd5#
    • 1...Sh4
      • 2.Qxd5#
    • 1...Sd6
      • 2.Qc7#
    • 1...Sh6
      • 2.Qxd5#
    • 1...Sg7
      • 2.Qxd5#
  • Tries
    • 1.d4+?
      • 1...Sxd4
        • 2.Qxd5#
      • 1...Kc4!
  • Keys
    • 1.Sc3!
      • threat
        • 2.Qxd5#
      • 1...Rd6
        • 2.Qb5#
      • 1...Bc4
        • 2.d4#
      • 1...Bc6
        • 2.Qd4#
      • 1...Be6
        • 2.Qc7#
      • 1...Bd6
        • 2.Qb5#
      • 1...Se3
        • 2.Sxe4#
      • 1...Sd6
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 5
  • Sets
    • B(e);P_SPINS(f),SBLOCK::P(B)
    • B(e);OGATE,P_SPINS(f),SBLOCK::QAB1(H)
    • S(f);P_SPINB(e)::QAR1(H),XB(e)
    • S(f);P_SPINB(e),S_CUTR(h)::QAR2(H)
  • Tries
    • Try
      • P(B);CHECK
      • Vars
        • S(f);P_SPINB(e),XP(B)::QAR1(H),XB(e)
      • Refutation
        • K(d);P-FLIGHT
  • Actual
    • S(E);
    • Threat
      • QAR1(H),XB(e)
    • Vars
      • R(h);SBLOCK::QAR1(H)
      • B(e);P_SPINS(f),SBLOCK::P(B)
      • B(e);OGATE,P_SPINS(f),SBLOCK::QAB1(H)
      • B(e);N_GUARD,P_SPINS(f),S_CUTR(h)::QAR2(H)
      • B(j);SBLOCK::QAR1(H)
      • S(f);P_SPINB(e),S_CUTR(a)::S(E),XP(c)
      • S(f);P_SPINB(e),S_CUTR(h)::QAR2(H)
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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).