instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a woman is petting a small horse in a field'. Count the occurrences of the word 'a' in the given sentence.
answer:
3


question:
Sentence: 'a surfer wearing a green shirt holds his surf board and looks out at the boats in the ocean'. Count the occurrences of the word 'a' in the given sentence.
answer:
2


question:
Sentence: 'a man under a umbrella and a woman eating food'. Count the occurrences of the word 'a' in the given sentence.
answer:

3