In this task, you need to count the number of nouns/verbs in the given sentence.

[Q]: Sentence: 'A person is fixing a sail on a boat'. Count the number of verbs in this sentence.
[A]: 1


[Q]: Sentence: 'Three zebra are grazing on grass in an open field'. Count the number of verbs in this sentence.
[A]: 1


[Q]: Sentence: 'A dog laying on the side of a car door'. Count the number of nouns in this sentence.
[A]:
4