Final answer:
The three tags that most commonly precede nouns tagged with the 'NN' tag are 'DT' (Determiner), 'JJ' (Adjective), and 'PRP$' (Possessive Pronoun). The third most frequent tag found separately for the humor category in the Brown corpus is 'IN' (Preposition or subordinating conjunction). The third most frequent tag found separately for the romance category in the Brown corpus is 'AT' (Article). The third most frequent tag found separately for the government category in the Brown corpus is 'WDT' (Wh-determiner).
Step-by-step explanation:
The three tags that most commonly precede nouns tagged with the 'NN' tag are 'DT' (Determiner), 'JJ' (Adjective), and 'PRP$' (Possessive Pronoun).
These three tags represent:
- 'DT' (Determiner): It is used to introduce and specify a noun. Examples include 'the', 'a', 'an'.
- 'JJ' (Adjective): It modifies or describes a noun. Examples include 'beautiful', 'red', 'happy'.
- 'PRP$' (Possessive Pronoun): It indicates ownership or possession. Examples include 'my', 'his', 'their'.
The third most frequent tag found separately for the humor category in the Brown corpus is 'IN' (Preposition or subordinating conjunction).
The third most frequent tag found separately for the romance category in the Brown corpus is 'AT' (Article).
The third most frequent tag found separately for the government category in the Brown corpus is 'WDT' (Wh-determiner).