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

[EX Q]: Sentence: 'a bucket is sitting on the floor of a bathroom'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 2

[EX Q]: Sentence: 'a tall red brick cathedral with two large towers'. Count the occurrences of the word 'tall' in the given sentence.
[EX A]: 1

[EX Q]: Sentence: 'a group of businessmen pose in a lobby'. Count the occurrences of the word 'a' in the given sentence.
[EX A]:
2