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

[EX Q]: Sentence: 'a batter waits for the next pitch during a baseball game'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 2

[EX Q]: Sentence: 'hotdogs and buns grilling on a charcoal grill'. Count the occurrences of the word 'grilling' in the given sentence.
[EX A]: 1

[EX Q]: Sentence: 'a woman on a tennis court playing tennis with a racket'. Count the occurrences of the word 'a' in the given sentence.
[EX A]:
3