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

Input: Consider Input: Sentence: 'a gentleman walking around the edge of a pool as a bus goes by'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'black and white photo of a person with an umbrella on a dock'. Count the occurrences of the word 'a' in the given sentence.

Output: 2


Input: Consider Input: Sentence: 'a red apple sitting on a wooden table with two knifes going through it'. Count the occurrences of the word 'with' in the given sentence.


Output: 1