Assertion: bloodhound | /r/UsedFor | refer to the fact
Facets:
Source sentences:
text: Bloodhound” actually refers to the fact that early breeders went to great lengths to record their ancestry and preserve the purity of their bloodline.
text: Their name "Bloodhound" refers to the fact that early breeders kept a close eye on a hounds bloodlines to ensure they only produced the "best" hounds