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

Sentence: 'there are many people that are riding a elephant'. Count the occurrences of the word 'are' in the given sentence.
2

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

Sentence: 'a bench sitting under a mirror and next to a wall'. Count the occurrences of the word 'a' in the given sentence.

3