doesn't have good vision or memory.
He can only see his current square.
doesn't have good vision, but she does have a good memory.
She can see her current square and her previous square.
has good vision, but alas, no memory.
He can see his current square and also the one directly in front of him.
has superwoman vision.
She can see every square near her.
If you need to choose a random yellow square,
choose the one with an asterisk (*) inside it.