Assertion: mastiff's muzzle | /r/HasProperty | other noticeable changes
Facets:
Source sentences:
text: Physically, a dog's muzzle may start to go grey, but there will be other noticeable changes too which includes the following:
text: Physically, a dog's muzzle may start to go grey, but there will be other noticeable changes too which includes the following:
text: Physically, a dog's muzzle may start to go grey, but there will be other noticeable changes too which includes the following: