Here's why:
* Proper nouns are names of specific people, places, or things.
* Common nouns are general names for people, places, or things (e.g., city, capital, country).
Since Madrid is the specific name of a city, it is a proper noun.
Here's why:
* Proper nouns are names of specific people, places, or things.
* Common nouns are general names for people, places, or things (e.g., city, capital, country).
Since Madrid is the specific name of a city, it is a proper noun.