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 street sign view in a very blurry picture'. How many words start with the letter 's' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a person standing on a tennis court holding a tennis racket'. How many words start with the letter 'c' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'an empty intersection in a mountainous area'. How many words start with the letter 'a' in the sentence.

SOLUTION:
3