MESON Chess Problem Database

Problem Display
PID: 15521 (1B2K1R1/3PN3/3P1p1N/r1R3Pp/3P1k2/5p1P/2Bnr3/3n1bQ1 w - - 0 1)

Manolescu, Mircea Mihai

1/2 HM., Buletin Problemistic TT, 1985

1B2K1R1/3PN3/3P1p1N/r1R3Pp/3P1k2/5p1P/2Bnr3/3n1bQ1

#2

13 + 9

5627 Probleme de Sah 1998

SOLUTION

  • SOUND
  • Sets
    • 1...Rf2
      • 2.Sd5#
    • 1...Rh2
      • 2.Sd5#
      • 2.Sg6#
    • 1...Re3
      • 2.Qh2#
    • 1...Rxe7+
      • 2.dxe7#
    • 1...Ra1
      • 2.Rf5#
    • 1...Ra2
      • 2.Rf5#
    • 1...Ra3
      • 2.Rf5#
    • 1...Ra4
      • 2.Rf5#
    • 1...Ra6
      • 2.Rf5#
    • 1...Ra7
      • 2.Rf5#
    • 1...Ra8
      • 2.Rf5#
    • 1...Se3
      • 2.Sg6#
    • 1...Se4
      • 2.Sd5#
      • 2.Sg6#
    • 1...fxg5
      • 2.Rf8#
      • 2.Qxg5#
  • Tries
    • 1.Qh2+?
      • 1...Ke3
        • 2.Shf5#
        • 2.Sef5#
      • 1...Rxh2!
    • 1.Qg3+?
      • 1...Ke3
        • 2.Shf5#
        • 2.Sef5#
      • 1...Kxg3!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Qg3#
      • 1...Rxe7+
        • 2.dxe7#
      • 1...Rg2
        • 2.Sd5#
      • 1...Bg2
        • 2.Qh2#
      • 1...Se4
        • 2.Sg6#
      • 1...h4
        • 2.Qg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 10
  • Sets
    • R(d);N_PINS(J)::S(J)
    • R(d);N_GUARD,SBLOCK::QAB(A)
    • R(d);CHECK,OGATE,XS(J)::B(K)+P(G),XR(d)
    • R(g);N_GUARD::R1(E)
    • R(g);N_GUARD,P_PINB(K)::R1(E)
    • S(a);N_PINS(J)::S(J)
  • Tries
    • Try
      • Q(A);CHECK
      • Refutation
        • R(d);N_PINS(J),XQ(A)
    • Try
      • Q(A);CHECK
      • Refutation
        • K(f);S_FLIGHT,XQ(A)
  • Actual
    • S(H);
    • Threat
      • QAB1(A)
    • Vars
      • R(d);CHECK,OGATE,XS(J)::B(K)+P(G),XR(d)
      • R(d);N_PINS(J)::S(J)
      • B(b);S_CUTR(d)::QAB(A)
      • S(c);N_PINS(J)::S(J)
      • P(h);N_GUARD::QAR1(A)
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).