Detailed Instructions: 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: 'people that are walking on the sidewalk together'. How many words start with the letter 'w' in the sentence.
Solution:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
1