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

Input: Consider Input: Sentence: 'a female in a blue top is sitting on a white chair'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'two school buses parked next to each other in a lot'. Count the occurrences of the word 'other' in the given sentence.

Output: 1


Input: Consider Input: Sentence: 'a woman holding a tennis racket on the side of a tennis court'. Count the occurrences of the word 'a' in the given sentence.


Output: 3