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

Sentence: 'a small grey bird eating food from paper plates on a picnic table'. Count the occurrences of the word 'small' in the given sentence.
1

Sentence: 'a small child sitting in a seat with a bag'. Count the occurrences of the word 'a' in the given sentence.
3

Sentence: 'a man in a hat is at a table with his laptop'. Count the occurrences of the word 'a' in the given sentence.

3