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

[Q]: Sentence: 'people standing walking down a street while holding onto colorful umbrellas'. Count the number of nouns in this sentence.
[A]: 3

[Q]: Sentence: 'Three children are sitting with food in the park'. Count the number of nouns in this sentence.
[A]: 3

[Q]: Sentence: 'A zebra standing in front of a fence on a sunny day'. Count the number of nouns in this sentence.
[A]:
4