Assertion: hen | /r/HasProperty | inseminated
Facets:
value: from each collection
type: OTHER
value: artificially
type: MANNER
Source sentences:
text: Mature toms are too large to achieve natural fertilization without injuring the hens, so their semen is collected, and hens are inseminated artificially.
text: Several hens can be inseminated from each collection, so fewer toms are needed.