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

Ex Input:
Sentence: 'a scene of a person in a baseball game'. Count the occurrences of the word 'a' in the given sentence.

Ex Output:
3


Ex Input:
Sentence: 'two people on a motorcycle a man with baskets on a push cart'. Count the occurrences of the word 'two' in the given sentence.

Ex Output:
1


Ex Input:
Sentence: 'a surfer is on the waves with a lighthouse in the background'. Count the occurrences of the word 'the' in the given sentence.

Ex Output:

2