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

Example Input: Sentence: 'a living area with couch laptop desk and rug'. Count the occurrences of the word 'area' in the given sentence.
Example Output: 1

Example Input: Sentence: 'hotdogs and buns grilling on a charcoal grill'. Count the occurrences of the word 'grilling' in the given sentence.
Example Output: 1

Example Input: Sentence: 'a white toilet sitting in a small bathroom'. Count the occurrences of the word 'bathroom' in the given sentence.
Example Output:
1