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

[Q]: Sentence: 'a man sitting on a bench in a lobby'. Count the occurrences of the word 'a' in the given sentence.
[A]: 3


[Q]: Sentence: 'a red and yellow striped trailer next to a white obelisk statue in a park'. Count the occurrences of the word 'a' in the given sentence.
[A]: 3


[Q]: Sentence: 'a young woman putting on stockings in a very messy bedroom'. Count the occurrences of the word 'a' in the given sentence.
[A]:
2


