Assertion: mastiff's dog | /r/AtLocation | alone
Facets:
value: for extended periods of time
type: TEMPORAL
Source sentences:
text: In short, the breed is not known to suffer from separation anxiety, but any dog that's left alone for extended periods of time might be destructive around the home and could bark incessantly to get some attention, bearing in mind that TMs are known for the bouts of "barking" from time to time anyway.