MESON Chess Problem Database

Problem Display
PID: 93763 (4r2q/n1R5/3k3p/Pp1pp3/7Q/1rb3NB/2R1K2B/8 w - - 0 1)

Haasz, Jaroslav

Ceske listy sachove, 1896

4r2q/n1R5/3k3p/Pp1pp3/7Q/1rb3NB/2R1K2B/8

#2

8 + 10

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Re7
      • 2.Qxe7#
    • 1...Ra8
      • 2.Qe7#
    • 1...Rb8
      • 2.Qe7#
    • 1...Rc8
      • 2.Qe7#
    • 1...Rd8
      • 2.Qe7#
    • 1...Rf8
      • 2.Qe7#
    • 1...Rg8
      • 2.Qe7#
    • 1...Ba1
      • 2.Rd7#
    • 1...Be1
      • 2.Rd7#
    • 1...Bb2
      • 2.Rd7#
    • 1...Bd2
      • 2.Rd7#
    • 1...Bb4
      • 2.Rd7#
    • 1...Bd4
      • 2.Rd7#
    • 1...Bxa5
      • 2.Rd7#
    • 1...e4
      • 2.Sxe4#
  • Keys
    • 1.Qd4!
      • threat
        • 2.Qc5#
      • 1...exd4+
        • 2.Se4#
      • 1...Kxc7
        • 2.Qb6#
      • 1...Bxd4
        • 2.Rd7#
      • 1...Bb4
        • 2.Se4#
        • 2.Rd7#
      • 1...Sc6
        • 2.Rd7#
      • 1...e4
        • 2.Sxe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 13
  • Sets
    • R(i);N_GUARD::QAB1(F),XR(i)
    • R(i);N_GUARD::QAB1(F)
    • B(b);::R1(H)
    • B(b);XP(G)::R1(H)
    • P(e);::B(C)+S(D),DCHECK,XP(e)
  • Actual
    • Q(F);P_PINP(d)
    • Threat
      • QAB1(F)
    • Vars
      • P(e);CHECK,N_SPINP(d),XQ(F)::B(C)+S(D),DCHECK
      • K(f);N_SPINP(d),P_SPINB(b),S_FLIGHT,XR(H)::QAB1(F)
      • B(b);N_SPINP(d),XQ(F)::R1(H)
      • S(h);SBLOCK::R1(H)
      • P(e);::B(C)+S(D),DCHECK,XP(e)
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).