The bear chases the mouse. The bear chases the squirrel. The bear is cold. The bear is nice. The bear is rough. The bear needs the mouse. The bear needs the squirrel. The bear sees the mouse. The bear sees the squirrel. The mouse chases the squirrel. The mouse is red. The mouse needs the bear. The mouse sees the squirrel. The squirrel is red. The squirrel is rough. The squirrel sees the mouse. If something chases the squirrel and it is red then it chases the bear. If something chases the bear then it needs the squirrel. If the bear chases the squirrel then the bear is red.
The mouse does not chase the bear.