gantt
  title Timeline - *Gantt* Sampler;#ltds ds
  title
    Timeline - *Gantt* Sampler;#ltds ds
  dateFormat YYYY
  axisFormat %y
  %% this next line doesn't recognise 'decade' or 'year', but will silently ignore
  tickInterval 1minute
  weekday monday
  excludes monday, weekends, 2025-10-26
  todayMarker stroke-width:5px,stroke:#0f0,opacity:0.5
  todayMarker off

  section Issue<br>19062#lt;
  gantta 71<br>\n sdad after axisFormat;#lt; dsd s  :            item71, 1900, 1930
  71   :            after item36, 400w
  section Issue 19401
  dsds :          item36, 1913, 1935
  Section Issue 1300
  94   :            crititem94, 1910, 1915
  5    :            item5,  1920, 1925 
  0    : milestone, item0,  1918, 1s
  9    : vert,              1906, 1s
  64   : workaround,        1923, 1y
  bla bla :crit, until 5, until 0
  bla bla :crit, after 5, until 0
  bla bla :crit, 1920, until 0
  bla bla :crit, after 5, 1920
  bla bla :milestone, crit, id, after 5, until 0