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

[EX Q]: Sentence: 'a couple of skis sticking out of a snow covered ground'. Count the occurrences of the word 'of' in the given sentence.
[EX A]: 2

[EX Q]: Sentence: 'a man kiteboarding over a body of water'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 2

[EX Q]: Sentence: 'three urinals with lots of big tile pieces on the wall'. Count the occurrences of the word 'urinals' in the given sentence.
[EX A]:
1