TASK DEFINITION: In this task, you need to count the occurrences of the given word in the given sentence.
PROBLEM: Sentence: 'a toddler and baby on a wooden floor scatter with papers'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a man with a fake red nose holds a giant sunflower'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a double decked bus driving down a street'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION:
2