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

[EX Q]: Sentence: 'a group of kids swimming in ocean around a man on a surfboard'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 3

[EX Q]: Sentence: 'a row of red and blue trucks parked in a parking lot'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 2

[EX Q]: Sentence: 'a small table with a cake a plate and a cup'. Count the occurrences of the word 'a' in the given sentence.
[EX A]:
4