MESON Chess Problem Database

Problem Display
PID: 57061 (2R5/B2PK3/3p2B1/N2kp3/P3p3/P5N1/b1Pn4/1nR1brr1 w - - 0 1)

Henri, M

Bulletin de la FFE, 1926

2R5/B2PK3/3p2B1/N2kp3/P3p3/P5N1/b1Pn4/1nR1brr1

#2

11 + 10

SOLUTION

  • SOUND
  • Sets
    • 1...Rf7+
      • 2.Bxf7#
    • 1...Bf2
      • 2.Bf7#
    • 1...Sb3
      • 2.Bxe4#
      • 2.c4#
    • 1...Sf3
      • 2.Bxe4#
      • 2.Bf7#
    • 1...Sc4
      • 2.Bxe4#
  • Tries
    • 1.Rc5+?
      • 1...dxc5
        • 2.d8Q#
        • 2.d8R#
      • 1...Kd4!
    • 1.Rc6?
      • threat
        • 2.Rxd6#
      • 1...Rf7+
        • 2.Bxf7#
      • 1...Sc4
        • 2.Bxe4#
      • 1...Rf6!
    • 1.c4+?
      • 1...Sxc4
        • 2.Bxe4#
      • 1...Bxc4!
    • 1.d8Q?
      • threat
        • 2.Qxd6#
      • 1...Rf7+
        • 2.Bxf7#
      • 1...Sc4
        • 2.Bxe4#
      • 1...Rf6!
    • 1.d8R?
      • threat
        • 2.Rxd6#
      • 1...Rf7+
        • 2.Bxf7#
      • 1...Sc4
        • 2.Bxe4#
      • 1...Rf6!
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sb4#
      • 1...Rf7+
        • 2.Bxf7#
      • 1...Kc4
        • 2.Sb4#
      • 1...Sb3
        • 2.c4#
      • 1...Sf3
        • 2.Bf7#
      • 1...Sc4
        • 2.Bxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • R(c);CHECK,N_GUARD::B(G),XR(c)
    • B(b);S_CUTR(c)::B(G)
    • S(f);N_GUARD::B(G),XP(g)
  • Tries
    • Try
      • R(K);CHECK
      • Vars
        • P(j);XR(K)::P=Q
      • Refutation
        • K(h);P-FLIGHT
    • Try
      • R(K);
      • Threat
        • R1(K),XP(j)
      • Vars
        • R(c);CHECK,N_GUARD::B(G),XR(c)
        • S(f);N_GUARD::B(G),XP(g)
      • Refutation
        • R(c);
    • Try
      • P(B);CHECK
      • Vars
        • S(f);XP(B)::B(G),XP(g)
      • Refutation
        • B(e);XP(B)
    • Try
      • P(I);P_PINP(j)
      • Threat
        • QAR1(I),XP(j)
      • Vars
        • R(c);CHECK,N_GUARD::B(G),XR(c)
        • S(f);N_GUARD::B(G),XP(g)
      • Refutation
        • R(c);
    • Try
      • P(I);P_PINP(j)
      • Threat
        • R1(I),XP(j)
      • Vars
        • R(c);CHECK,N_GUARD::B(G),XR(c)
        • S(f);N_GUARD::B(G),XP(g)
      • Refutation
        • R(c);
  • Actual
    • S(F);
    • Threat
      • S(F)
    • Vars
      • R(c);CHECK,N_GUARD::B(G),XR(c)
      • K(h);S_FLIGHT::R(K)+S(F)
      • S(f);N_GUARD,S_CUTB(e)::P(B)
      • S(f);S_CUTR(c)::B(G)
      • S(f);N_GUARD,SBLOCK::B(G),XP(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).