MESON Chess Problem Database

Problem Display
PID: 16895 (3rr3/5nq1/8/Q2B2p1/1p1k4/Np4Rn/4R1PK/4B3 w - - 0 1)

Bata, Lorinc

1st Prize, Magyar Sakkvilag, 1944

3rr3/5nq1/8/Q2B2p1/1p1k4/Np4Rn/4R1PK/4B3

#2

8 + 9

3098 FIDE Album (1914-1944) (I) 1971

SOLUTION

  • SOUND
  • Sets
    • 1...Qe5
      • 2.Rd2#
    • 1...Rxd5
      • 2.Qxb4#
    • 1...Re4
      • 2.Rxe4#
    • 1...Re5
      • 2.Rd2#
    • 1...Rf8
      • 2.Re4#
    • 1...Rg8
      • 2.Re4#
    • 1...Rh8
      • 2.Re4#
    • 1...Se5
      • 2.Re4#
    • 1...b2
      • 2.Sc2#
    • 1...bxa3
      • 2.Bc3#
  • Keys
    • 1.Be4!
      • threat
        • 2.Rd3#
      • 1...Rxe4
        • 2.Rd2#
      • 1...bxa3
        • 2.Qc3#
      • 1...Rd5
        • 2.Qxd5#
      • 1...Qe5
        • 2.Qxb4#
      • 1...Sf2
        • 2.Bxf2#
      • 1...Sf4
        • 2.Bf2#
      • 1...Se5
        • 2.Qb6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 5
    • ADDED MATES = 2
    • REMOVED MATES = 5
  • Sets
    • Q(g);P_PINR(F),SBLOCK::R(B)
    • R(h);SBLOCK,XB(H)::QAR2(G),XP(c)
    • R(i);N_GUARD::R1(B),XR(i)
    • R(i);SBLOCK::R(B)
    • R(i);N_GUARD::R1(B)
    • S(f);S_CUTR(i)::R1(B)
    • P(a);N_GUARD::S(E)
    • P(c);N_GUARD,XS(E)::B(A)
  • Actual
    • B(H);
    • Threat
      • R1(F)
    • Vars
      • R(i);SBLOCK,XB(H)::R(B)
      • P(c);OGATE,XS(E)::QAB1(G)
      • R(h);N_GUARD::QAR1(G),XR(h)
      • Q(g);P_PINR(F),SBLOCK::QAR2(G),XP(c)
      • S(b);N_GUARD::B(A),XS(b)
      • S(b);N_GUARD::B(A)
      • S(f);SBLOCK::QAB(G)
HTML5 logo

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).