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: 'black and white photograph of potted plants and gardening tools'. How many words start with the letter 'a' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'an older airplane flies over the country side'. How many words start with the letter 'o' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a man wearing a beret while using a laptop computer'. How many words start with the letter 'u' in the sentence.

SOLUTION:
1