Assertion: insomnia | /r/HasProperty | categorized
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Finally, insomnia is sometimes categorized according to the part of the sleep period which is disrupted: sleep-onset (initial) insomnia (difficulty getting to sleep in the first place); sleep-maintenance (middle) insomnia (difficulty staying asleep or getting back to sleep once woken); or terminal (late) insomnia (waking up too early in the morning).
text: Insomnia is categorized depending on how long it lasts and how often it occurs.