- A string that interpolates `%(fieldname)` from the
- object pointed at by a ref being shown. If `fieldname`
+ A string that interpolates `%(fieldname)` from a ref being shown
+ and the object it points at. If `fieldname`
is prefixed with an asterisk (`*`) and the ref points
at a tag object, the value for the field in the object
tag refers is used. When unspecified, defaults to
is prefixed with an asterisk (`*`) and the ref points
at a tag object, the value for the field in the object
tag refers is used. When unspecified, defaults to