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

[Q]: 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.
[A]: 3


[Q]: Sentence: 'a folding table sitting in a kitchen with a window behind the sink'. Count the occurrences of the word 'a' in the given sentence.
[A]: 3


[Q]: Sentence: 'three toilets on display at a toilet decorating contest'. Count the occurrences of the word 'toilet' in the given sentence.
[A]:
1