MESON Chess Problem Database

Problem Display
PID: 275227 (2bBB1K1/1r3p2/1p1k1N2/8/1P1pR2N/r5p1/1b6/5RQ1 w - - 0 1)

Tarnawiecki, Antonio

Peris-120 MT (Problemas), 2024

2bBB1K1/1r3p2/1p1k1N2/8/1P1pR2N/r5p1/1b6/5RQ1

#2

9 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Ra1
      • 2.Qxg3#
    • 1...Ra2
      • 2.Qxg3#
    • 1...Rc3
      • 2.Qxd4#
    • 1...Ra4
      • 2.Qxg3#
    • 1...Ra6
      • 2.Qxg3#
    • 1...Raa7
      • 2.Qxg3#
    • 1...Ra8
      • 2.Qxg3#
    • 1...Bc1
      • 2.Qxd4#
    • 1...Bc3
      • 2.Qxg3#
    • 1...Bf5
      • 2.Sxf5#
  • Keys
    • 1.Rc1!
      • threat
        • 2.Rc6#
      • 1...Bxc1
        • 2.Qxd4#
      • 1...Rc3
        • 2.Qxd4#
      • 1...Rc7
        • 2.Bxc7#
      • 1...Rd7
        • 2.Sf5#
      • 1...Bc3
        • 2.Qxg3#
      • 1...Bd7
        • 2.Be7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 7
  • Sets
    • R(b);N_GUARD::QAB(B),XP(c)
    • R(b);S_CUTB(a)::QAR2(B),XP(d)
    • B(a);N_GUARD::QAR2(B),XP(d)
    • B(a);S_CUTR(b)::QAB(B),XP(c)
    • B(i);N_GUARD::S(E),XB(i)
  • Actual
    • R(A);
    • Threat
      • R1(A)
    • Vars
      • B(a);N_GUARD,XR(A)::QAR2(B),XP(d)
      • R(b);S_CUTB(a)::QAR2(B),XP(d)
      • R(g);N_GUARD::B(G),XR(g)
      • R(g);S_CUTB(i)::S(E)
      • B(a);S_CUTR(b)::QAB(B),XP(c)
      • B(i);S_CUTR(g)::B(G)
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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).