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

Input: Consider Input: Sentence: 'A man flying a kite at the beach while several people walk by'. Count the number of verbs in this sentence.

Output: 2


Input: Consider Input: Sentence: 'Two people on a motorcycle with another motorcycle in background'. Count the number of nouns in this sentence.

Output: 4


Input: Consider Input: Sentence: 'A mammal appears to be hanging in a tree'. Count the number of nouns in this sentence.


Output: 2


