Assertion: sea urchin's spine | /r/HasProperty | short
Facets:
value: in high wave-exposed areas
type: LOCATION
value: usually
type: DEGREE
value: quite
type: DEGREE
Source sentences:
text: Living sea urchins have short or long spines protruding all over their bodies.
text: The relatively blunt spines are quite short and are usually hidden below the flower-like pedicellariae.
text: The spines are short and have alternating bands of white and red on them.
text: In high wave-exposed areas, spines are usually short.