MESON Chess Problem Database

Problem Display
PID: 105560 (8/qN6/ppp1p3/7r/P1k3pr/KN1b4/3P3b/3B3Q w - - 0 1)

Legentil, Georges

La Vie Rennaise, 0000

8/qN6/ppp1p3/7r/P1k3pr/KN1b4/3P3b/3B3Q

#2

7 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Re5
      • 2.Sd6#
    • 1...Rh6
      • 2.Qxc6#
    • 1...Rh7
      • 2.Qxc6#
    • 1...Rh8
      • 2.Qxc6#
    • 1...Bg1
      • 2.Sd6#
    • 1...Be5
      • 2.Qxc6#
    • 1...Bd6+
      • 2.Sxd6#
    • 1...Bf1
      • 2.Qe4#
    • 1...Be2
      • 2.Bxe2#
      • 2.Qe4#
    • 1...Be4
      • 2.Qxe4#
    • 1...g3
      • 2.Sd6#
    • 1...b5
      • 2.S7a5#
    • 1...e5
      • 2.Sd6#
      • 2.Qxc6#
  • Keys
    • 1.Be2!
      • threat
        • 2.Qe4#
      • 1...Bd6+
        • 2.Sxd6#
      • 1...Rd5
        • 2.Qc1#
      • 1...Re5
        • 2.Sd6#
      • 1...Bg1
        • 2.Sd6#
      • 1...Be5
        • 2.Qxc6#
      • 1...g3
        • 2.Sd6#
      • 1...b5
        • 2.S7a5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • R(f);S_CUTB(a)::S(G)
    • R(f);N_GUARD::QAR2(B),XP(i)
    • B(a);N_GUARD::S(G)
    • B(a);S_CUTR(f)::QAR2(B),XP(i)
    • B(a);CHECK,N_GUARD::S(G),XB(a)
    • B(b);N_GUARD::QAR2(B)
    • B(b);N_GUARD::QAR2(B),XB(b)
    • P(d);S_CUTB(a)::S(G)
    • P(h);N_GUARD,S_CUTR(f)::S(G)
  • Actual
    • B(A);P_PINB(b)
    • Threat
      • QAR2(B)
    • Vars
      • B(a);CHECK,N_GUARD::S(G),XB(a)
      • R(f);SBLOCK::QAR(B)
      • R(f);S_CUTB(a)::S(G)
      • B(a);N_GUARD::S(G)
      • B(a);S_CUTR(f)::QAR2(B),XP(i)
      • P(d);S_CUTB(a)::S(G)
      • P(h);N_GUARD,S_CUTR(f)::S(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).