Assertion: fine line | /r/HasProperty | natural part
Facets:
Source sentences:
text: And while I’ve always known that these fine lines were a natural part of getting older, I couldn’t help but wonder where the heck they came from, and why they suddenly decided to show up.
text: Under-eye fine lines, wrinkles and other aging signs appear because of declining collagen level – a natural occurrence as you get older.