Please extract entities and their types from the input sentence, entity types should be chosen from {person/organization/location}.

1 . 7 Borrower also undertakes to execute an irrevocable Power of Attorney ( the “ Power of Attorney ”, referred to in Section 4 . 2 . 4 ), which authorizes a legal or natural person designated by Lender to exercise all of Borrower ’ s rights as a shareholder of Borrower Company .
Borrower is a person, Lender is a person, Borrower is a person, Borrower is a person.