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 man in vest and tie holding a cellphone'. How many words start with the letter 'a' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a man dressed in a suit walking with a crowd of people '. How many words start with the letter 'm' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a man gestures while standing in a group of other men'. How many words start with the letter 'o' in the sentence.

SOLUTION:
2