Assertion: bassinet's baby | /r/CapableOf | sit unassisted
Facets:
Source sentences:
text: (9.09 kg), 3-4 months, or until Baby can push up, roll over, or sit unassisted (whichever age, weight, or activity limit comes first).
text: This sleeper is safe to use until your baby can push up on hands and knees, pull up, or sit up unassisted.