instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a menu in the middle of a fast food returant'. Count the occurrences of the word 'a' in the given sentence.
answer:
2


question:
Sentence: 'there is a man who is playing a game of tennis'. Count the occurrences of the word 'is' in the given sentence.
answer:
2


question:
Sentence: 'a man sitting on a bench in a lobby'. Count the occurrences of the word 'a' in the given sentence.
answer:

3