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

[Q]: Sentence: 'a young man is on his board while in the air'. Count the occurrences of the word 'his' in the given sentence.
[A]: 1


[Q]: Sentence: 'a baseball player is running in a field'. Count the occurrences of the word 'a' in the given sentence.
[A]: 2


[Q]: Sentence: 'a child with a half eaten doughnut in their hand'. Count the occurrences of the word 'with' in the given sentence.
[A]:
1