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

[Q]: Sentence: 'a tennis player is waiting to compete on a tennis court'. Count the occurrences of the word 'a' in the given sentence.
[A]: 2


[Q]: Sentence: 'a snowboarder in a gray jacket is doing a trick'. Count the occurrences of the word 'a' in the given sentence.
[A]: 3


[Q]: Sentence: 'a white dog and a person with an umbrella and red jacket'. Count the occurrences of the word 'and' in the given sentence.
[A]:
2