Assertion: erectile dysfunction's erection | /r/CapableOf | maintain erection
Facets:
value: in certain positions
type: LOCATION
Source sentences:
text: A longer than normal time in achieving an erection or difficulty maintaining an erection in certain positions.
text: A man faces with a stressful event in his life; he may be unable to reach an erection that is firm enough for sex or be unable to maintain his erection long enough to have sex due to stress.