Assertion: mastiff's body | /r/HasProperty | rectangular
Facets:
value: longer than it is
type: OTHER
Source sentences:
text: English Mastiff, this Molosser breed is characterized by a rectangular body, long, heavy muzzle, thick neck, loosely hanging skin, large tapering ears and a short, smooth coat.
text: The body should be rectangular  longer than it is wide, and the chest is very wide, resulting in legs that are set far apart from each other.