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 young woman is posing on a wooden table'. How many words start with the letter 'w' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a zebra walking past a  rhino in dirt'. How many words start with the letter 'd' in the sentence.

SOLUTION: 1

PROBLEM: Sentence: 'a zeppelin flying in the air as a water spouts occurs in a city lake'. How many words start with the letter 'a' in the sentence.

SOLUTION:
5