Assertion: fold | /r/HasProperty | defined
Facets:
value: manually
type: MANNER
value: – groups of lines
type: OTHER
Source sentences:
text: folds must be defined by entering commands (such as zf) indent – groups of lines with the same indent form a fold
text: Setting foldmethod to "marker" is similar to manual folding, because you can use zf and zd to add/remove folds, and all folds are defined manually.