Assertion: lilac's center | /r/CapableOf | create hollow tube
Facets:
Source sentences:
text: The stems of lilacs contain a spongy center that you can remove that creates a hollow tube.
text: The stems of lilacs contain a spongy center that you can remove that creates a hollow tube.
text: The stems of lilacs contain a spongy center that you can remove that creates a hollow tube.