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

[Q]: Sentence: 'a girl in blue shit and shorts holding a frisbee in grassy area'. Count the occurrences of the word 'in' in the given sentence.
[A]: 2


[Q]: Sentence: 'a group of people pose together holding their skis in their hands'. Count the occurrences of the word 'a' in the given sentence.
[A]: 1


[Q]: Sentence: 'a bathroom with a small window and a odd toilet'. Count the occurrences of the word 'a' in the given sentence.
[A]:
3