MESON Chess Problem Database

Problem Display
PID: 252783 (8/8/8/2pp4/1Pp3Q1/1P6/P1K5/k7 w - - 0 1)

Johansson, Gustaf Adolf

Schackvarlden, 1928

8/8/8/2pp4/1Pp3Q1/1P6/P1K5/k7

#3

5 + 4

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...cxb4
      • 2.Qg1+
        • 2...Kxa2
          • 3.Qa7#
  • Tries
    • 1.Qxc4?
      • threat
        • 2.Qf1+
          • 2...Kxa2
            • 3.Qa6#
        • 2.Qc3+
          • 2...Kxa2
            • 3.Qb2#
      • 1...cxb4
        • 2.Qf1+
          • 2...Kxa2
            • 3.Qa6#
        • 2.Qxd5
          • 2...Kxa2
            • 3.Qa8#
            • 3.Qa5#
        • 2.Qd4+
          • 2...Kxa2
            • 3.Qb2#
            • 3.Qa7#
      • 1...d4
        • 2.Qf1+
          • 2...Kxa2
            • 3.Qa6#
      • 1...dxc4!
    • 1.Qd4+?
      • 1...c3
        • 2.Qxc3+
          • 2...Kxa2
            • 3.Qb2#
        • 2.bxc5
          • 2...Kxa2
            • 3.Qa4#
      • 1...cxd4!
    • 1.Qg7+?
      • 1...c3
        • 2.Qxc3+
          • 2...Kxa2
            • 3.Qb2#
      • 1...d4!
  • Keys
    • 1.Qg2!
      • 1...cxb3+
        • 2.Kc1
          • threat
            • 3.Qb2#
          • 2...b2+
            • 3.Qxb2#
      • 1...Kxa2
        • 2.Kc3+
          • 2...Ka1
            • 3.Qb2#
          • 2...Kb1
            • 3.Qb2#
          • 2...Ka3
            • 3.Qb2#
      • 1...cxb4
        • 2.Qg1+
          • 2...Kxa2
            • 3.Qa7#
      • 1...c3
        • 2.Qf1+
          • 2...Kxa2
            • 3.Qa6#
      • 1...d4
        • 2.Qh1+
          • 2...Kxa2
            • 3.Qa8#

FEATURES

NOT CLASSIFIED
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).