{%
  if page.description and page.intro
%}{{ page.description }} {{ page.intro | markdownify | strip_html }}{%
  elsif page.description
%}{{ page.description }} · One-page guide to {{ page.title }}{%
  elsif page.keywords and page.intro
%}{{ page.keywords | join: ' · ' }} · {{ page.intro | markdownify | strip_html }}{%
  elsif page.keywords
%}{{ page.keywords | join: ' · ' }} · One-page guide to {{ page.title }}{%
  elsif page.intro
%}One-page guide to {{ page.title }}: usage, examples, and more. {{ pa