MESON Chess Problem Database

Problem Display
PID: 96859 (8/2rr2b1/bn1p2Q1/n2p2p1/1B1k4/P5pK/2P3P1/4RB2 w - - 0 1)

Wenman, Francis Percival (aka Percy Wenman)

200 Assorted Problems (Wenman), 1945

8/2rr2b1/bn1p2Q1/n2p2p1/1B1k4/P5pK/2P3P1/4RB2

#2

8 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rc4
      • 2.Qd3#
    • 1...Ra7
      • 2.c3#
    • 1...Rb7
      • 2.c3#
    • 1...Bd3
      • 2.Qxd3#
    • 1...Bc4
      • 2.c3#
    • 1...Bb7
      • 2.Qd3#
    • 1...Bc8
      • 2.Qd3#
    • 1...Bf6
      • 2.Qxf6#
    • 1...Bh6
      • 2.Qf6#
    • 1...Bf8
      • 2.Qf6#
    • 1...Sac4
      • 2.Qd3#
      • 2.c3#
    • 1...Sc6
      • 2.c3#
    • 1...Sbc4
      • 2.Qd3#
      • 2.c3#
    • 1...g4+
      • 2.Qxg4#
  • Tries
    • 1.Bxa6?
      • threat
        • 2.Qd3#
      • 1...g4+
        • 2.Qxg4#
      • 1...Rc3!
    • 1.c4?
      • threat
        • 2.Qd3#
      • 1...g4+
        • 2.Qxg4#
      • 1...dxc4
        • 2.Qe4#
      • 1...Bxc4!
  • Keys
    • 1.Bc4!
      • threat
        • 2.Qd3#
      • 1...g4+
        • 2.Qxg4#
      • 1...Kxc4
        • 2.Qd3#
      • 1...Bxc4
        • 2.c3#
      • 1...dxc4
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 10
  • Sets
    • R(i);S_CUTB(f)::QAR1(H)
    • R(i);N_GUARD::P(C)
    • B(f);N_GUARD::QAR1(H),XB(f)
    • B(f);S_CUTR(i)::P(C)
    • B(f);N_GUARD::QAR1(H)
    • B(k);N_GUARD::QAB(H),XB(k)
    • B(k);N_GUARD::QAB(H)
    • S(c);S_CUTR(i)::P(C)
    • P(e);CHECK,OGATE::QAR(H),XP(e)
  • Tries
    • Try
      • B(B);XB(f)
      • Threat
        • QAR1(H)
      • Vars
        • P(e);CHECK,OGATE::QAR(H),XP(e)
      • Refutation
        • R(i);
    • Try
      • P(C);
      • Threat
        • QAR1(H)
      • Vars
        • P(e);CHECK,OGATE::QAR(H),XP(e)
        • P(d);N_GUARD,XP(C)::QAR1(H)
      • Refutation
        • B(f);XP(C)
  • Actual
    • B(B);
    • Threat
      • QAR1(H)
    • Vars
      • P(e);CHECK,OGATE::QAR(H),XP(e)
      • K(b);P-FLIGHT,XB(B)::QAB1(H)
      • B(f);SBLOCK,XB(B)::P(C)
      • P(d);N_GUARD,SBLOCK,XB(B)::QAR1(H)
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).