Assertion: prostate | /r/HasProperty | responsible for closing up the urethra
Facets:
value: during ejaculation
type: TEMPORAL
value: aside from
type: OTHER
Source sentences:
text: Aside from producing prostatic fluid, the prostate (along with the bladder's sphincter muscles) is responsible for closing up the urethra during ejaculation so that semen doesn't enter the bladder.