The lion likes the squirrel. The lion needs the squirrel. The squirrel chases the lion. If something chases the lion then it needs the lion. If something likes the squirrel and it chases the lion then the squirrel needs the lion. If something needs the squirrel then the squirrel likes the lion. If something chases the lion then it does not chase the squirrel. If the squirrel chases the lion and the lion likes the squirrel then the lion is round. If something does not like the lion then it chases the squirrel.
The lion does not need the lion.