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

Input: Consider Input: Sentence: 'a metal counter in a kitchen with a sink'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a truck and luggage sitting on a cart by the dining saloon car of a train'. Count the occurrences of the word 'a' in the given sentence.

Output: 3


Input: Consider Input: Sentence: 'a picture of a desk top computer on a desk '. Count the occurrences of the word 'desk' in the given sentence.


Output: 2