    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