TASK DEFINITION: In this task, you need to count the occurrences of the given word in the given sentence.
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 man kiteboarding over a body of water'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a guy is holding two girls in a party'. Count the occurrences of the word 'a' in the given sentence.

SOLUTION:
2