In this task, you need to count the occurrences of the given word in the given sentence.

Input: Consider Input: Sentence: 'a person in a red jacket skiing along a path'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a girl riding a bike wth a dog chasing her'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a man jumping up on a bench in the dark'. Count the occurrences of the word 'bench' in the given sentence.


Output: 1