{% assign refactoring = site.data.refactorings | where: "name", page.title | first %}
Problem:

{{ refactoring.problem }}

Solution:

{{ refactoring.solution }}

Refactorings

{% for line in site.data.refactorings %} {% if line.number == refactoring.number %}
{% else %}
{% endif %} {{ line.number }}.

{{ line.name }}

{% endfor %}