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 couple of people are riding horses in a village'. How many words start with the letter 'a' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a guy looks at a tablet and holds his skateboard while riding public transportation'. How many words start with the letter 'l' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a very close small looking kitchen with an open door'. How many words start with the letter 'k' in the sentence.

SOLUTION:
1