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 red passenger train traveling passed a large tourist building'. How many words start with the letter 't' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a zebra is running toward a shady area under the trees'. How many words start with the letter 'a' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'a bunch of people in a metropolitan area with umbrellas walking on a sidewalk next to buildings'. How many words start with the letter 'p' in the sentence.

SOLUTION:
1