TASK DEFINITION: In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.
PROBLEM: Sentence: 'a fire hydrant beside a burned building in a city'. How many words start with the letter 'a' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a man taking a picture of himself in a bathroom'. How many words start with the letter 'p' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a bath tub sink and window located in a bathroom'. How many words start with the letter 'a' in the sentence.

SOLUTION:
3