As LibreOffice is supposed to have the best support of the ODF specification, it should atleast be able to import all of its features, even if it decides to save the feature in a different manner.
For a regularly updated selection of tests and results of odf compatibility, OdfAutoTests is a great resource < http://autotests.opendocumentformat.org/ >.
Adding a list of bug reports where Calligra and MSO rendered it one way and LO rendered it in another way.
Is bug 63436 qualified to be added here?
(In reply to Dennis Roczek from comment #2)
> Is bug 63436 qualified to be added here?
Is bug 106021 qualified to be added here?