Question. Given the sentence "Young boy sitting down outside and blowing bubbles." is it true that "A boy blowing bubbles."?
Answer. yes
What step-by-step reasoning justifies that answer?

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
Reasoning: A young boy blowing bubbles outside is a boy blowing bubbles.