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

Ex Input:
Sentence: 'Two young people on ski mountain looking unenthused about the sport'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'A man posing for a picture with a tie and suit on'. Count the number of nouns in this sentence.

Ex Output:
3


Ex Input:
Sentence: 'A group of cows are standing together in a field'. Count the number of verbs in this sentence.

Ex Output:

1