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

Sentence: 'a woman sitting on a couch holding a wii game controller'. Count the occurrences of the word 'wii' in the given sentence.
1

Sentence: 'a furry dog standing next to a fire hydrant'. Count the occurrences of the word 'a' in the given sentence.
2

Sentence: 'an adult skier holds the hand of a child skier in the snow'. Count the occurrences of the word 'skier' in the given sentence.

2