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

Q: Sentence: 'a person doing a jump on a snowboard'. Count the occurrences of the word 'a' in the given sentence.

A: 3
****
Q: Sentence: 'a man with a tennis racket in front of spectators'. Count the occurrences of the word 'tennis' in the given sentence.

A: 1
****
Q: Sentence: 'a tennis player doing a practice swing in a tennis court stadium'. Count the occurrences of the word 'a' in the given sentence.

A:
3
****