instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a guy hitting a ball at a professional baseball game'. Count the occurrences of the word 'a' in the given sentence.
answer:
3


question:
Sentence: 'a red and white stop sign and a black and white sign and a building'. Count the occurrences of the word 'and' in the given sentence.
answer:
4


question:
Sentence: 'a gray and black spotted and striped cat wearing a vest and climbing in a vehicle'. Count the occurrences of the word 'a' in the given sentence.
answer:

3