Assertion: sea slug's shell | /r/HasAspect | colour
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Shells have many different shapes, sizes, and colours.
text: Shells have many different shapes, sizes, and colors.
text: The shells of marine species also often have more sculpture and more color, although this is by no means always the case.
text: Shells have many different shapes, sizes, and colours.