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

Ex Input:
Sentence: 'There is woman texting on a phone holding a tennis racket'. Count the number of verbs in this sentence.

Ex Output:
2


Ex Input:
Sentence: 'Some people are on a boat in the water with a bike'. Count the number of verbs in this sentence.

Ex Output:
0


Ex Input:
Sentence: 'A blue umbrella on a wet, rainy street corner'. Count the number of verbs in this sentence.

Ex Output:

0