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

Input: Consider Input: Sentence: 'a little girl laying on a bed holding a brown teddy bear'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a plate of food with bread fried crab cole slaw a lemon tomato pickle and lettuce on it'. Count the occurrences of the word 'of' in the given sentence.

Output: 1


Input: Consider Input: Sentence: 'a young girl smiles with her stuffed bear near a cake'. Count the occurrences of the word 'cake' in the given sentence.


Output: 1