Assertion: semen's sperm | /r/HasProperty | important
Facets:
value: in male fertility
type: OTHER
Source sentences:
text: The sperm reaches the place of fertilisation (where the sperm and the egg meet) mainly due to the uterus’ contractions during the insemination - that is why stimulating the sows during insemination is so important.
text: Healthy sperm are an important factor in male fertility.