Assertion: mushroom's stem | /r/HasProperty | narrowed
Facets:
value: at base
type: LOCATION
value: sometimes
type: TEMPORAL
Source sentences:
text: The stem is 2–6 cm (0.8–2.4 in) tall by 1–2.5 cm (0.4–1.0 in) thick, and the same diameter throughout or sometimes narrowed at base.