Assertion: kiwi's egg | /r/CapableOf | weigh up to 450 g.
Facets:
Source sentences:
text: Females of brown kiwi carry and lay one egg, which can weigh up to 450 g.
text: With no constraints on weight due to flight requirements, brown kiwi females carry and lay a single egg that may weigh as much as 450 g (16 oz).