Adjective Clauses The book is on the table. I like it. The book which I like is on the table.
Adjective Clauses The man is here. He wants the book. The man who wants the book is here.
Adjective Clauses The man is happy. I found the man’s wallet. The man whose wallet I found is happy.
Adjective Clauses The girl is excited. Her mother won the lottery. The girl whose mother won the lottery is excited.
Adjective Clauses I will never forget the day. I graduated on that day. I will never forget the day that I graduated.
Adjective Clauses The building is new. He works in the building. The building where he works is new.