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

Input: Consider Input: Sentence: 'side review mirror shows dog hanging its head out the window'. Count the occurrences of the word 'the' in the given sentence.

Output: 1


Input: Consider Input: Sentence: 'a group of cows standing next to each other'. Count the occurrences of the word 'a' in the given sentence.

Output: 1


Input: Consider Input: Sentence: 'a table with pizza on it and a cell phone'. Count the occurrences of the word 'a' in the given sentence.


Output: 2