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 picture of a mirror on a bike'. How many words start with the letter 'o' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'two men holding electronic devices compete in an interactive game'. How many words start with the letter 't' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a person with blue sneakers and jeans with one foot on a skateboard and the other foot on the ground'. How many words start with the letter 'o' in the sentence.

SOLUTION:
4