MESON Chess Problem Database

Problem Display
PID: 121691 (2K5/3Q4/7p/7p/2p1k1np/pB2P1Bq/Ppn3Np/brr1N2b w - - 0 1)

Stocchi, Ottavio

Magyar Sakkvilag, 1937

2K5/3Q4/7p/7p/2p1k1np/pB2P1Bq/Ppn3Np/brr1N2b

#2

8 + 15

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...cxb3
      • 2.Qd3#
    • 1...c3
      • 2.Bd5#
      • 2.Qd3#
      • 2.Qd5#
      • 2.Qh7#
  • Keys
    • 1.Bxc4!
      • threat
        • 2.Bd3#
        • 2.Bd5#
        • 2.Qd3#
        • 2.Qd5#
        • 2.Qh7#
      • 1...Qxg2
        • 2.Qd3#
      • 1...Qxg3
        • 2.Qd5#
      • 1...Rxe1
        • 2.Qd5#
      • 1...Bxg2
        • 2.Qd3#
      • 1...Sxe1
        • 2.Qd5#
      • 1...Scxe3
        • 2.Qd3#
      • 1...Sgxe3
        • 2.Bd3#
      • 1...hxg3
        • 2.Qd5#
      • 1...Rd1
        • 2.Qh7#
      • 1...Sb4
        • 2.Qh7#
      • 1...Sd4
        • 2.Qd5#
      • 1...Sf2
        • 2.Bd5#
      • 1...Se5
        • 2.Bd5#
      • 1...Sf6
        • 2.Bd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 14
    • REMOVED MATES = 1
  • Sets
    • P(j);N_GUARD,XB(D)::QAB1(G)
  • Actual
    • B(D);XP(j)
    • Threat
      • DUALS(5)
    • Vars
      • Q(i);XS(C)::QAB1(G)
      • Q(i);XB(F)::QAB1(G)
      • R(c);XS(A)::QAB1(G)
      • B(d);XS(C)::QAB1(G)
      • S(f);P_PINB(D),XS(A)::QAB1(G)
      • S(f);P_PINB(D),XP(E)::QAB1(G)
      • S(l);P_PINQ(G),XP(E)::B(D)
      • P(m);XB(F)::QAB1(G)
      • R(c);::QAB(G)
      • S(f);P_PINB(D)::QAB(G)
      • S(f);P_PINB(D)::QAB1(G)
      • S(l);P_PINQ(G)::B(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).