MESON Chess Problem Database

Problem Display
PID: 79986 (6nR/4Np2/7p/7P/2k2pPQ/BRrp1P2/P1NPp3/2n1K3 w - - 0 1)

Savournin, Jacques

Het Belgisch Schaakbord (L'Echiquier Belge), 1988

6nR/4Np2/7p/7P/2k2pPQ/BRrp1P2/P1NPp3/2n1K3

#2

12 + 9

SOLUTION

  • SOUND
  • Sets
    • 1...Sf6
      • 2.Rc8#
  • Tries
    • 1.Se3+?
      • 1...fxe3
        • 2.g5#
      • 1...Kd4!
    • 1.Qg5?
      • threat
        • 2.Rxc3#
        • 2.Rb4#
        • 2.Qxf4#
        • 2.Qb5#
        • 2.Qc5#
        • 2.Qd5#
      • 1...Rxc2
        • 2.Rb4#
        • 2.Qxf4#
        • 2.Qc5#
        • 2.Qd5#
      • 1...Rxb3
        • 2.Qc5#
        • 2.Qd5#
      • 1...Sxa2
        • 2.Qb5#
        • 2.Qd5#
      • 1...Sxb3
        • 2.Qd5#
      • 1...Sxe7
        • 2.Rxc3#
        • 2.Rb4#
        • 2.Qb5#
        • 2.Qc5#
      • 1...dxc2
        • 2.Qd5#
      • 1...Sf6
        • 2.Rxc3#
        • 2.Rb4#
        • 2.Rc8#
        • 2.Qb5#
        • 2.Qc5#
      • 1...f5
        • 2.Qxf4#
        • 2.Qxg8#
      • 1...hxg5!
  • Keys
    • 1.Qf6!
      • threat
        • 2.Qxc3#
        • 2.Qd4#
        • 2.Qxf4#
        • 2.Qa6#
        • 2.Qc6#
        • 2.Qxf7#
      • 1...Rxc2
        • 2.Qxf4#
      • 1...Rxb3
        • 2.Qc6#
      • 1...Sxa2
        • 2.Qxf7#
      • 1...Sxb3
        • 2.Qa6#
      • 1...Sxf6
        • 2.Rc8#
      • 1...Sxe7
        • 2.Qd4#
      • 1...dxc2
        • 2.Qxc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • S(i);OGATE::R(L)
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • P(f);XS(C)::QAR(I)+P(H)
      • Refutation
        • K(e);P-FLIGHT
    • Try
      • Q(I);
      • Threat
        • DUALS(6)
      • Vars
        • S(a);XR(F)::QAB1(I)
        • P(d);XS(C)::QAB1(I)
      • Refutation
        • P(g);XQ(I)
  • Actual
    • Q(I);
    • Threat
      • DUALS(6)
    • Vars
      • R(c);XS(C)::QAR(I),XP(f)
      • R(c);XR(F)::QAR2(I)
      • S(a);XP(B)::QAB(I),XP(h)
      • S(a);XR(F)::QAB(I)
      • S(i);OGATE,XQ(I)::R(L)
      • S(i);XS(K)::QAR1(I)
      • P(d);XS(C)::QAR1(I),XR(c)
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).