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

[EX Q]: Sentence: 'a close up of a child at a table with a cake'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 4

[EX Q]: Sentence: 'this is a landscape view of a church with a clock tower'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 3

[EX Q]: Sentence: 'a small girl in a black top is at a blue table and is eating'. Count the occurrences of the word 'a' in the given sentence.
[EX A]:
3