Assertion: foreskin's opening | /r/CapableOf | fit over the rim of the glans
Facets:
Source sentences:
text: Once the opening is big enough to just fit over the rim of the glans when erect the foreskin is at risk of getting stuck behind it.
text: Once the opening is big enough to just fit over the rim of the glans when erect, the foreskin is at risk of getting stuck behind it.