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

Sentence: 'a man and a woman riding a motorcycle next to a crowd'. Count the occurrences of the word 'a' in the given sentence.
4

Sentence: 'some people with a bunch of hot dogs on some big forks'. Count the occurrences of the word 'hot' in the given sentence.
1

Sentence: 'a green tour bus parked next to a palm tree'. Count the occurrences of the word 'a' in the given sentence.
2