Nouns in the Sentence: "Chinua Achebe is a writer from Nigeria"

The nouns in the sentence "Chinua Achebe is a writer from Nigeria" are:

• Chinua Achebe (proper noun, person)
• writer (common noun, role/occupation)
• Nigeria (proper noun, place)

Note: "A" is an article (determiner), "is" is a verb, "from" is a preposition. Only the three above are nouns.