instruction:
In this task, you need to count the occurrences of the given word in the given sentence.
question:
Sentence: 'a man is looking slyly at the camera while sitting at his laptop at a desk'. Count the occurrences of the word 'at' in the given sentence.
answer:
3


question:
Sentence: 'a herd of goats look at a dog through a fence'. Count the occurrences of the word 'a' in the given sentence.
answer:
3


question:
Sentence: 'a little girl holds a tooth brush while her mother stands in the background in a bathroom'. Count the occurrences of the word 'while' in the given sentence.
answer:

1