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

Ex Input:
Sentence: 'A lunchbox with vegetables, fruit, a sandwich and a cup of tea'. Count the number of verbs in this sentence.

Ex Output:
0


Ex Input:
Sentence: 'A giraffe with many spots standing in a field'. Count the number of verbs in this sentence.

Ex Output:
1


Ex Input:
Sentence: 'Two kids smiling while eating a meal at a restaurant'. Count the number of verbs in this sentence.

Ex Output:

2