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

Input: Consider Input: Sentence: 'a freckled white horse standing in a grassy area'. Count the occurrences of the word 'a' in the given sentence.

Output: 2


Input: Consider Input: Sentence: 'a orange cat sleeping on top of a blanket'. Count the occurrences of the word 'blanket' in the given sentence.

Output: 1


Input: Consider Input: Sentence: 'a microwave is sitting on a wooden shelf'. Count the occurrences of the word 'shelf' in the given sentence.


Output: 1