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: 'four boats on the sand on the beach'. How many words start with the letter 'o' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a close up of a traffic light on a city street'. How many words start with the letter 'a' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a man with a computer keyboard in his lap and his legs on a desk'. How many words start with the letter 'a' in the sentence.

SOLUTION:
4