The cow chases the lion. The cow sees the lion. The lion visits the cow. If something chases the cow then the cow chases the lion. If something is blue and it does not see the cow then the cow is round. If something visits the cow and it sees the cow then it is blue. If the cow chases the lion then the lion is blue. If something is not green then it does not chase the cow. If something is round then it visits the lion. If something chases the cow and it does not visit the lion then it does not visit the cow. If something is not round then it sees the lion.
The cow is round.