TASK DEFINITION: In this task, you need to count the number of nouns/verbs in the given sentence.
PROBLEM: Sentence: 'a couple of birds that are sitting next to each other'. Count the number of nouns in this sentence.

SOLUTION: 2

PROBLEM: Sentence: 'there are five people on surf boards in the ocean'. Count the number of nouns in this sentence.

SOLUTION: 4

PROBLEM: Sentence: 'Brown and black horses have a windmill behind them'. Count the number of nouns in this sentence.

SOLUTION:
2