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

Input: Consider Input: Sentence: 'two elderly ladies in a house with a dog'. Count the occurrences of the word 'with' in the given sentence.

Output: 1


Input: Consider Input: Sentence: 'a home office features full bookcase a laptop and a red leather chair'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a group of kites flying in a blue cloudy sky'. Count the occurrences of the word 'a' in the given sentence.


Output: 2