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

[Q]: Sentence: 'a group of people stand inside of a big room'. Count the occurrences of the word 'inside' in the given sentence.
[A]: 1


[Q]: Sentence: 'a woman is petting a small horse in a field'. Count the occurrences of the word 'a' in the given sentence.
[A]: 3


[Q]: Sentence: 'a man in military uniform who is cutting a cake'. Count the occurrences of the word 'a' in the given sentence.
[A]:
2