instruction:
In this task, you need to count the number of nouns/verbs in the given sentence.
question:
Sentence: 'A group of people march across a field with a red flag'. Count the number of nouns in this sentence.
answer:
4


question:
Sentence: 'Three children are sitting with food in the park'. Count the number of nouns in this sentence.
answer:
3


question:
Sentence: 'A variety of doughnuts are showed in a box'. Count the number of nouns in this sentence.
answer:

3