Possession or Belonging:
* "The book of poems" - This refers to a book that contains poems.
* "The house of my dreams" - This refers to a house that is the speaker's dream home.
Part of a Whole:
* "A cup of coffee" - This refers to a portion of a larger quantity of coffee.
* "A piece of cake" - This refers to a part of a whole cake.
Relationship or Association:
* "The city of London" - This refers to a city named London.
* "The story of my life" - This refers to a narrative about the speaker's life.
Origin or Source:
* "The song of the birds" - This refers to the sound produced by birds.
* "The flavor of the sauce" - This refers to the taste of the sauce.
Other Uses:
* Prepositional phrase: "The man of great wealth" (describing the man)
* In place of "from": "He is of noble birth."
* In place of "about": "He spoke of his travels."
To understand the specific meaning of "of" in a sentence, you need to consider the words surrounding it and the overall context.