MESON Chess Problem Database

Problem Display
PID: 92894 (1N6/3p4/1p1P1p2/1P3P1p/pPkN3K/P1P3Q1/1BR2R1p/7B w - - 0 1)

Ternblad, Helmer Ludvig

Tidskrift for Schack, 1941

1N6/3p4/1p1P1p2/1P3P1p/pPkN3K/P1P3Q1/1BR2R1p/7B

#2

14 + 7

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Tries
    • 1.Se2?
      • 1...Kxb5
        • 2.Qd3#
        • 2.c4#
      • 1...Kb3!
    • 1.Sb3?
      • 1...Kxb3
        • 2.Bd5#
        • 2.Qg8#
      • 1...Kxb5
        • 2.Qd3#
        • 2.c4#
      • 1...axb3!
    • 1.Sdc6?
      • 1...Kb3
        • 2.Bd5#
        • 2.Qg8#
      • 1...Kxb5
        • 2.Qd3#
        • 2.c4#
      • 1...dxc6!
    • 1.Se6?
      • 1...Kb3
        • 2.Bd5#
      • 1...Kxb5
        • 2.Qd3#
        • 2.c4#
      • 1...dxe6!
    • 1.Qe5?
      • threat
        • 2.Qe2#
      • 1...Kd3
        • 2.Qe2#
      • 1...fxe5!
    • 1.Qg4?
      • threat
        • 2.Qe2#
      • 1...Kd3
        • 2.Qe2#
      • 1...hxg4!
  • Keys
    • 1.Sf3!
      • 1...Kb3
        • 2.Qg8#
      • 1...Kd3
        • 2.Se5#
      • 1...Kxb5
        • 2.c4#
      • 1...Kd5
        • 2.Sd2#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(I);
      • Refutation
        • K(c);S_FLIGHT
    • Try
      • S(I);
      • Refutation
        • P(b);XS(I)
    • Try
      • S(I);
      • Refutation
        • P(g);XS(I)
    • Try
      • S(I);
      • Vars
        • K(c);S_FLIGHT::B(A)
      • Refutation
        • P(g);XS(I)
    • Try
      • Q(G);
      • Threat
        • QAB(G)
      • Vars
        • K(c);S_FLIGHT::QAB1(G)
      • Refutation
        • P(f);XQ(G)
    • Try
      • Q(G);
      • Threat
        • QAB(G)
      • Vars
        • K(c);S_FLIGHT::QAB1(G)
      • Refutation
        • P(d);XQ(G)
  • Actual
    • S(I);
    • Vars
      • K(c);S_FLIGHT::QAB(G)
      • K(c);S_FLIGHT::QAR(G)+S(I),DCHECK
      • K(c);OGATE,S_FLIGHT,XP(K)::P(F)
      • K(c);S_FLIGHT::B(A)+S(I)
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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).