MESON Chess Problem Database

Problem Display
PID: 219899 (1b2N1K1/1p1r1p2/P1pPp3/3k1Pp1/BPR4P/1P3n2/4R1N1/3r4 w - - 0 1)

Kashcheev, Niktopolion Pavlovich

Land og Folk, 0000

1b2N1K1/1p1r1p2/P1pPp3/3k1Pp1/BPR4P/1P3n2/4R1N1/3r4

#2

12 + 10

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Rd4
      • 2.Rc5#
    • 1...Rxd6
      • 2.Sf6#
    • 1...Bxd6
      • 2.Sf6#
    • 1...Sd4
      • 2.Rc5#
    • 1...Se5
      • 2.Se3#
    • 1...gxh4
      • 2.Sf4#
    • 1...g4
      • 2.Sf4#
    • 1...e5
      • 2.Se3#
    • 1...bxa6
      • 2.Bxc6#
    • 1...b6
      • 2.Bxc6#
  • Tries
    • 1.Re5+?
      • 1...Sxe5
        • 2.Se3#
      • 1...Kxe5!
    • 1.Rxe6?
      • threat
        • 2.Se3#
        • 2.Sf6#
      • 1...Re1
        • 2.Sf6#
      • 1...Rd3
        • 2.Sf6#
      • 1...Rd8
        • 2.Se3#
      • 1...Ba7
        • 2.Sf6#
      • 1...f6
        • 2.Se3#
        • 2.Sxf6#
      • 1...fxe6!
  • Keys
    • 1.hxg5!
      • threat
        • 2.Sf4#
      • 1...Bxd6
        • 2.Sf6#
      • 1...Rd4
        • 2.Rc5#
      • 1...e5
        • 2.Se3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 7
  • Sets
    • R(a);SBLOCK::R1(F)
    • R(h);SBLOCK,XP(J)::S(K)
    • B(j);SBLOCK,XP(J)::S(K)
    • S(b);SBLOCK::R1(F)
    • S(b);SBLOCK::S(B)
    • P(d);N_GUARD,XP(G)::S(B)
    • P(d);N_GUARD::S(B)
    • P(f);SBLOCK::S(B)
    • P(g);N_GUARD,XP(I)::B(D),XP(e)
    • P(g);N_GUARD::B(D),XP(e)
  • Tries
    • Try
      • R(A);CHECK
      • Vars
        • S(b);SBLOCK,XR(A)::S(B)
      • Refutation
        • K(c);P-FLIGHT,XR(A)
    • Try
      • R(A);XP(f)
      • Threat
        • DUALS(2)
      • Vars
        • R(a);::S(K)
        • R(h);P_PINS(K)::S(B)
        • B(j);::S(K)
      • Refutation
        • P(i);XR(A)
  • Actual
    • P(G);XP(d)
    • Threat
      • S(B)
    • Vars
      • B(j);SBLOCK,XP(J)::S(K)
      • R(a);SBLOCK::R1(F)
      • P(f);SBLOCK::S(B)
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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).