Assertion: shepherd's lifespan | /r/HasProperty | 10-13 years
Facets:
value: in general terms
type: OTHER
Source sentences:
text: 12 years is quite old for a GSD, in general terms a GSD average lifespan is 10-13 years.
text: The average lifespan of the Boxer German Shepherd is about 10 to 13 years.