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

[Q]: Sentence: 'a teddy bear is strapped into a seat'. Count the occurrences of the word 'a' in the given sentence.
[A]: 2


[Q]: Sentence: 'a surfer wearing a green shirt holds his surf board and looks out at the boats in the ocean'. Count the occurrences of the word 'a' in the given sentence.
[A]: 2


[Q]: Sentence: 'a man in red apron preparing food at a table'. Count the occurrences of the word 'apron' in the given sentence.
[A]:
1