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

Example Input: Sentence: 'a very distant high up view in the sky of a land mass'. Count the occurrences of the word 'very' in the given sentence.
Example Output: 1

Example Input: Sentence: 'a tea kettle that is sitting on a stove'. Count the occurrences of the word 'kettle' in the given sentence.
Example Output: 1

Example Input: Sentence: 'a female in a blue shirt a cat and a plate'. Count the occurrences of the word 'a' in the given sentence.
Example Output:
4