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

Sentence: 'the plane that the president uses on the runway'. Count the occurrences of the word 'the' in the given sentence.
3

Sentence: 'a public bathroom with four toilet stalls and four urinals on the wall'. Count the occurrences of the word 'four' in the given sentence.
2

Sentence: 'a man rides by on a bike in front of a bicycle shop'. Count the occurrences of the word 'a' in the given sentence.

3