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

Sentence: 'a man with a racket leaps in the air to hit a ball'. Count the occurrences of the word 'racket' in the given sentence.
1

Sentence: 'a colorful photo of a bike against a fence with mountains in the back'. Count the occurrences of the word 'a' in the given sentence.
3

Sentence: 'some newspaper a black cat a screwdriver and a laptop'. Count the occurrences of the word 'and' in the given sentence.

1