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

Input: Consider Input: Sentence: 'a man standing in front of a jet engine'. Count the occurrences of the word 'a' in the given sentence.

Output: 2


Input: Consider Input: Sentence: 'a keyboard on a desk beneath a monitor'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a gray remote is sitting next to a black remote on top of burgundy fabric'. Count the occurrences of the word 'fabric' in the given sentence.


Output: 1