Assertion: mastiff's instinct | /r/CapableOf | protect the owner
Facets:
Source sentences:
text: With a natural instinct to protect the owner and his property, this thoughtful, courageous, bold, calm, even-tempered dog does well with children and pets, and share an interactive relationship with its master, but is instinctively ferocious to wolves, leopards etc.
text: They have a natural instinct to protect their owner and property.