MESON Chess Problem Database

Problem Display
PID: 240152 (8/5pq1/2Q5/1N2PP1R/4pkrR/1Kp3rp/2PpPb1B/3N1B2 w - - 0 1)

Zilahi, Zoltan

Revista Romana de Sah, 1967

8/5pq1/2Q5/1N2PP1R/4pkrR/1Kp3rp/2PpPb1B/3N1B2

#2

12 + 10

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe5
      • 2.Qd6#
    • 1...Qxe5
      • 2.Qh6#
  • Tries
    • 1.Sxf2?
      • threat
        • 2.Qxe4#
      • 1...Kxe5
        • 2.Qd6#
      • 1...Qxe5
        • 2.Qh6#
      • 1...e3
        • 2.Sd3#
        • 2.Qe4#
      • 1...Ke3!
    • 1.Sbxc3?
      • threat
        • 2.Qxe4#
      • 1...Qxe5
        • 2.Qh6#
      • 1...e3
        • 2.Qe4#
      • 1...Kxe5!
    • 1.Bg2?
      • threat
        • 2.Qxe4#
      • 1...Kxe5
        • 2.Qd6#
      • 1...Qxe5
        • 2.Qh6#
      • 1...e3
        • 2.Qe4#
      • 1...hxg2!
    • 1.e3+?
      • 1...Kf3
        • 2.Sd4#
      • 1...Kxe5
        • 2.Qd6#
      • 1...Bxe3!
  • Keys
    • 1.Sdxc3!
      • threat
        • 2.Qxe4#
      • 1...Ke3
        • 2.Sd5#
      • 1...Kxe5
        • 2.Qd6#
      • 1...Qxe5
        • 2.Qh6#
      • 1...e3
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(g);OGATEB,S_FLIGHT,XP(I)::QAB1(L)
    • Q(j);N_GUARD,SBLOCK,XP(I)::QAB(L)
  • Tries
    • Try
      • S(A);XB(b)
      • Threat
        • QAR1(L),XP(f)
      • Vars
        • K(g);OGATEB,S_FLIGHT,XP(I)::QAB1(L)
        • Q(j);N_GUARD,SBLOCK,XP(I)::QAB(L)
      • Refutation
        • K(g);N_SPINR(d),S_FLIGHT
    • Try
      • S(H);P_SPINS(H),XP(c)
      • Threat
        • QAR1(L),XP(f)
      • Vars
        • Q(j);N_GUARD,SBLOCK,XP(I)::QAB(L)
        • P(f);N_PINS(H)::QAR1(L)
      • Refutation
        • K(g);S_FLIGHT,XP(I)
    • Try
      • B(B);
      • Threat
        • QAR1(L),XP(f)
      • Vars
        • K(g);OGATEB,S_FLIGHT,XP(I)::QAB1(L)
        • Q(j);N_GUARD,SBLOCK,XP(I)::QAB(L)
        • P(f);::QAR1(L)
      • Refutation
        • P(e);XB(B)
    • Try
      • P(D);CHECK
      • Vars
        • K(g);N_SPINR(d),P-FLIGHT,P_SPINP(f)::S(H)
        • K(g);S_FLIGHT,XP(I)::QAB1(L)
      • Refutation
        • B(b);XP(D)
  • Actual
    • S(A);P_SPINS(A),XP(c)
    • Threat
      • QAR1(L),XP(f)
    • Vars
      • K(g);N_PINS(A),N_SPINR(d),S_FLIGHT::S(A)
      • K(g);OGATEB,S_FLIGHT,XP(I)::QAB1(L)
      • Q(j);N_GUARD,SBLOCK,XP(I)::QAB(L)
      • P(f);N_PINS(A)::QAR1(L)
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).