Assertion: astronaut | /r/CapableOf | sleep with greater difficulty
Facets:
value: due to the excitement
type: CAUSE
value: sometimes
type: TEMPORAL
value: due to motion sickness
type: CAUSE
value: in space
type: LOCATION
Source sentences:
text: Astronauts sometimes sleep with greater difficulty in space due to motion sickness or even the excitement of being among the stars.