In a certain code language: A + B A + B A + B means ' A A A is the mother of B B B ', A − B A - B A − B means ' A A A is the brother of B ...
Question
In a certain code language:
- means ' is the mother of ',
- means ' is the brother of ',
- means ' is the wife of ', and
- means ' is the father of '.
Given the expression: , how is related to ?