In this task, you need to count the number of nouns/verbs in the given sentence.
--------
Question: Sentence: 'This is a black and white photo of a train sitting on the tracks'. Count the number of verbs in this sentence.

Answer: 1


Question: Sentence: 'A group of zebra standing in a grass field'. Count the number of verbs in this sentence.

Answer: 0


Question: Sentence: 'people standing walking down a street while holding onto colorful umbrellas'. Count the number of verbs in this sentence.

Answer:
3