MESON Chess Problem Database

Problem Display
PID: 17536 (1Q2K3/4pN2/2p1Pb1R/p1rk3p/P5bR/3N1P2/P7/5B2 w - - 0 1)

Bata, Lorinc

1st Prize, Parallele 50, 1947

1Q2K3/4pN2/2p1Pb1R/p1rk3p/P5bR/3N1P2/P7/5B2

#2

11 + 8

3105 FIDE Album (1945-1955) 1964
3485 Sachova skladba 1985

SOLUTION

  • SOUND
  • Sets
    • 1...Bd4
      • 2.Sf4#
  • Tries
    • 1.Qe5+?
      • 1...Kc4
        • 2.Qxc5#
      • 1...Bxe5!
    • 1.Qd6+?
      • 1...Kc4
        • 2.Qxc5#
      • 1...exd6!
    • 1.Qd8+?
      • 1...Kxe6
        • 2.Qd7#
      • 1...Kc4!
  • Keys
    • 1.Qa7!
      • 1...Kc4
        • 2.Qxc5#
      • 1...Kd4
        • 2.Qxc5#
      • 1...Kxe6
        • 2.Qd7#
      • 1...Bxf3
        • 2.Qd7#
      • 1...Bxe6
        • 2.Qxc5#
      • 1...Bxh4
        • 2.Qxc5#
      • 1...Rc1
        • 2.Sf4#
      • 1...Rc2
        • 2.Sf4#
      • 1...Rc3
        • 2.Sf4#
      • 1...Rc4
        • 2.Qd7#
      • 1...Rb5
        • 2.Sf4#
      • 1...Bh3
        • 2.Qd7#
      • 1...Bf5
        • 2.Qd7#
      • 1...Ba1
        • 2.Qxc5#
      • 1...Bb2
        • 2.Qxc5#
      • 1...Bc3
        • 2.Qxc5#
      • 1...Bd4
        • 2.Sf4#
      • 1...Be5
        • 2.Qxc5#
      • 1...Bg5
        • 2.Qxc5#
      • 1...Bg7
        • 2.Qxc5#
      • 1...Bh8
        • 2.Qxc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 20
    • REMOVED MATES = 0
  • Sets
    • B(g);SBLOCK::S(C)
  • Tries
    • Try
      • Q(J);CHECK
      • Vars
        • K(d);OGATE,P_SPINB(a),S_FLIGHT::QAR1(J),XR(c)
      • Refutation
        • B(g);XQ(J)
    • Try
      • Q(J);CHECK
      • Vars
        • K(d);P_SPINB(a),S_FLIGHT::QAR1(J),XR(c)
      • Refutation
        • P(h);XQ(J)
    • Try
      • Q(J);CHECK
      • Vars
        • K(d);P_SPINB(g),S_FLIGHT,XP(G)::QAB1(J)
      • Refutation
        • K(d);P_SPINB(a),S_FLIGHT
  • Actual
    • Q(J);
    • Vars
      • K(d);P_SPINB(a),S_FLIGHT::QAR1(J),XR(c)
      • K(d);P-FLIGHT,P_SPINB(a),P_SPINR(c)::QAB1(J),XR(c)
      • K(d);P_SPINB(g),S_FLIGHT,XP(G)::QAB1(J)
      • B(a);XP(D)::QAR2(J)
      • B(a);SBLOCK,XP(G)::QAR1(J),XR(c)
      • B(g);XR(F)::QAR1(J),XR(c)
      • R(c);::S(C)
      • R(c);SBLOCK::QAR2(J)
      • B(a);::QAR2(J)
      • B(g);::QAR1(J),XR(c)
      • B(g);SBLOCK::S(C)
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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).