Assertion: snail's shell | /r/HasProperty | be
Facets:
Source sentences:
text: The humped, thick shell is beautifully coloured (often speckled) and glossy; the apertural lips, which open into the first whorl in the shell, are inrolled and may be fine-toothed.
text: The shell of abalones is convex, rounded to oval in shape, and may be highly arched or very flattened.