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 cake with chocolate frosting and a cake with white frosting are each in an open box'. Count the occurrences of the word 'frosting' in the given sentence.

Output: 2


Input: Consider Input: Sentence: 'a building with a gold steeple under a cloudy sky'. Count the occurrences of the word 'a' in the given sentence.


Output: 3