The bear chases the cow. The bear chases the lion. The bear is nice. The bear is round. The bear needs the cow. The bear visits the cow. The bear visits the lion. The cow chases the bear. The cow is nice. The cow visits the bear. The lion chases the cow. The lion is rough. The lion is round. The lion needs the bear. The lion needs the cow. The lion visits the cow. If someone is nice then they chase the bear. If someone chases the bear then they chase the lion. If someone chases the cow then they are nice.
The bear is not rough.