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

Input: Consider Input: Sentence: 'a man in a boat in a large lake'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a woman riding a biek down a sidewalk'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'baseball players on the field in the middle of a game'. Count the occurrences of the word 'the' in the given sentence.


Output: 2