MESON Chess Problem Database

Problem Display
PID: 265276 (4BR2/1K1P2p1/1n1Pk1p1/bN1R4/4N3/2r1nP2/8/1b4qQ w - - 0 1)

Bottacchi, Antonio

1st Prize, DICEA Ty. (L'Italia Scacchistica), 1940

4BR2/1K1P2p1/1n1Pk1p1/bN1R4/4N3/2r1nP2/8/1b4qQ

#2

10 + 9

15601 Albrecht-Leiss-Degener Collection 2022

SOLUTION

  • SOUND
  • Sets
    • 1...Ra3
      • 2.Sc7#
    • 1...Rb3
      • 2.Sc7#
    • 1...Rd3
      • 2.Sc7#
    • 1...Rc7+
      • 2.Sxc7#
    • 1...Sec4
      • 2.Sc7#
    • 1...Sxd7
      • 2.Bf7#
  • Keys
    • 1.f4!
      • threat
        • 2.Re5#
      • 1...Rc7+
        • 2.Sxc7#
      • 1...Kxd5
        • 2.Bf7#
      • 1...Bxe4
        • 2.Qxe4#
      • 1...Sexd5
        • 2.d8S#
      • 1...Sbxd5
        • 2.Sd4#
      • 1...Sxd7
        • 2.Bf7#
      • 1...Qg5
        • 2.Sxg5#
      • 1...Rc5
        • 2.Sxc5#
      • 1...Sec4
        • 2.Sc7#
      • 1...Sg4
        • 2.Sg5#
      • 1...Sbc4
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 8
    • REMOVED MATES = 3
  • Sets
    • R(c);N_GUARD::S(D)
    • R(c);CHECK,N_GUARD::S(D),XR(c)
    • S(d);S_CUTR(c)::S(D)
    • S(f);SBLOCK,XP(H)::B(I)
  • Actual
    • P(B);
    • Threat
      • R1(E)
    • Vars
      • R(c);CHECK,N_GUARD::S(D),XR(c)
      • K(g);N_GUARD,S_FLIGHT,XR(E)::B(I)
      • B(a);OGATE,P_PINR(E),XS(C)::QAR2(A),XB(a)
      • S(d);SBLOCK,XR(E)::P=S
      • S(f);SBLOCK,XR(E)::S(D)
      • S(f);SBLOCK,XP(H)::B(I)
      • Q(b);N_GUARD::S(C),XQ(b)
      • R(c);N_GUARD::S(C),XR(c)
      • S(d);S_CUTR(c)::S(D)
      • S(d);S_CUTQ(b)::S(C)
      • S(f);S_CUTR(c)::S(C)
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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).