Assertion: whippet | /r/AtLocation | about 1830
Facets:
value: by crossing greyhounds
type: MANNER
Source sentences:
text: The opposite version says that Whippet actually appeared in about 1830-1850 by crossing Greyhounds with a variety of terriers (it is not exactly known what kind of terriers were used).??Such crosses allowed the miners from the north of England to get a very fast dog of a medium size - ??