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

Input: Consider Input: Sentence: 'a woman sitting at a table holding a hot dog up to her mouth'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a pink unicorn painted on a newspaper box across the street from a bus in front of a theater'. Count the occurrences of the word 'a' in the given sentence.

Output: 4


Input: Consider Input: Sentence: 'a view of a street sign that shows a three way intersection'. Count the occurrences of the word 'a' in the given sentence.


Output: 3