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

Ex Input:
Sentence: 'a mascot sits on one side of a blue table while two men sit on the other side looking the other direction'. Count the occurrences of the word 'a' in the given sentence.

Ex Output:
2


Ex Input:
Sentence: 'a person is skate skiing and some plants and trees'. Count the occurrences of the word 'and' in the given sentence.

Ex Output:
2


Ex Input:
Sentence: 'a table with asian cuisine chicken wings rice and other food items'. Count the occurrences of the word 'table' in the given sentence.

Ex Output:

1