You have already learnt how ahead noun in the noun phrases is expanded by adding certain words/phrases before and after it. You also know the category of words that can be added before and after the head noun, don’t you?
Look how a head noun is expanded by adding these categories of words:
girl
a girl
a smart girl
a smart girl in the school
a smart girl in the school who tied her eyes
Now, expand the following nouns in the above manner.
a. garden
b. teacher