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 group of people sitting at a long table in  a wine cellar'. How many words start with the letter 'a' in the sentence.

SOLUTION: 4

PROBLEM: Sentence: 'a train moves across a train crossing in a city'. How many words start with the letter 'c' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'many pieces of cut up broccoli on a table'. How many words start with the letter 'p' in the sentence.

SOLUTION:
1