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

Input: Consider Input: Sentence: 'a car completeley covered in toys and stuffed animals'. Count the occurrences of the word 'and' in the given sentence.

Output: 1


Input: Consider Input: Sentence: 'a pink toothbrush and a blue toothbrush sitting in a clear glass toothbrush holder by a mirror'. Count the occurrences of the word 'toothbrush' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a man sitting at a table with a pizza in front of him'. Count the occurrences of the word 'a' in the given sentence.


Output: 3