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

Ex Input:
Sentence: 'a woman sitting on a couch holding a wii game controller'. Count the occurrences of the word 'wii' in the given sentence.

Ex Output:
1


Ex Input:
Sentence: 'the manufacturers box for the nintendo wii on the floor'. Count the occurrences of the word 'manufacturers' in the given sentence.

Ex Output:
1


Ex Input:
Sentence: 'a dirty white tilled shower with shower curtain'. Count the occurrences of the word 'shower' in the given sentence.

Ex Output:

2