Instruction: Explain the concept of part-of-speech tagging and its relevance in NLP.
Context: This question assesses the candidate's understanding of another fundamental NLP task crucial for understanding sentence structure.
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The way I'd explain it in an interview is this: Part-of-speech tagging assigns grammatical categories such as noun, verb, adjective, or adverb to each token in a sentence. It helps the system understand how words function in...