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

Input: Consider Input: Sentence: 'A bird with a long beak wades in algae-covered water'. Count the number of verbs in this sentence.

Output: 2


Input: Consider Input: Sentence: 'Large building in the middle of a partly sunny day'. Count the number of verbs in this sentence.

Output: 0


Input: Consider Input: Sentence: 'a purple red and white bus a man walking and some buildings'. Count the number of verbs in this sentence.


Output: 1