Question

is this an ad or not?
the new york times
eat
the best green salad in
the world
by samir nasrall
ad
not

Explanation:

This is a piece from The New York Times titled "The Best Green Salad in the World" by a named author, which appears to be an article (like a recipe or food feature) rather than an advertisement. Advertisements typically promote a product/service for commercial gain, while this looks like editorial content.

Answer:

NOT