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

[EX Q]: Sentence: 'a kitchen with the tiles of a drop ceiling missing'. Count the occurrences of the word 'a' in the given sentence.
[EX A]: 2

[EX Q]: Sentence: 'three people skiing on a snowy hill  thats almost empty'. Count the occurrences of the word 'thats' in the given sentence.
[EX A]: 1

[EX Q]: Sentence: 'a baby sitting on a bed with her toys'. Count the occurrences of the word 'a' in the given sentence.
[EX A]:
2