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

Example Input: Sentence: 'a man and a dog standing on a dirt path in the woods'. Count the occurrences of the word 'a' in the given sentence.
Example Output: 3

Example Input: Sentence: 'a man riding a skateboard on a bench near some trees'. Count the occurrences of the word 'a' in the given sentence.
Example Output: 3

Example Input: Sentence: 'a man holding a large half of a sandwich above a plate of food'. Count the occurrences of the word 'holding' in the given sentence.
Example Output:
1