Part of Speech Tagging: How NLP Understands Grammar

You learned this in school, even if you’ve forgotten most of it. Nouns are things. Verbs are actions. Adjectives describe. Adverbs modify. At some point a teacher made you underline the subject of a sentence or circle the verb, and then you moved on with your life. But here’s the thing: that grammatical knowledge you picked up in school is exactly...