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

[Q]: Sentence: 'couple of people sitting out in the snow with skis beside them'. Count the occurrences of the word 'them' in the given sentence.
[A]: 1


[Q]: Sentence: 'well made salad on a white plate and a wine glass besides'. Count the occurrences of the word 'a' in the given sentence.
[A]: 2


[Q]: Sentence: 'a black dog laying on a pile of shoes on the floor'. Count the occurrences of the word 'on' in the given sentence.
[A]:
2