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

[Q]: Sentence: 'A passenger train going by on the tracks'. Count the number of nouns in this sentence.
[A]: 3


[Q]: Sentence: 'A giraffe standing on the grass plans in Africa'. Count the number of nouns in this sentence.
[A]: 3


[Q]: Sentence: 'A blue car driving down a street past parked cars'. Count the number of nouns in this sentence.
[A]:
3