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

[EX Q]: Sentence: 'a plate of food a piece of cake and a cup of coffee are sitting on a wooden table'. Count the occurrences of the word 'of' in the given sentence.
[EX A]: 3

[EX Q]: Sentence: 'one man playing the wii by his lonesome'. Count the occurrences of the word 'by' in the given sentence.
[EX A]: 1

[EX Q]: Sentence: 'a little boy using a shovel to clear a path in the snow'. Count the occurrences of the word 'a' in the given sentence.
[EX A]:
3