Could you tell me how to use relative namespace path with Include plugin's namespace directive?
What I want to do is the following.
When a sitemap looks like the following,
I want to show all pages of "blue" namespace on "red:start" page.
So, I wrote the following code using relative path on "red:start" page while expecting "apple" and "orange" pages' contents were shown, but it showed nothing.
The following code using absolute path worked as I expected;
And I found out using relative path with Include plugin's page directive worked fine as I expected (it showed "apple" page's content).