Instructions: Given a sentence in English, provide an equivalent paraphrased translation in Korean that retains the same meaning both through the translation and the paraphrase.
Input: Earlier in 209 , Sun Quan Sun married Quan ’ s younger sister , Lady Sun , to strengthen the alliance between him and Liu Bei .
Output:

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
Sun Quan은 209 세 이전에 Sun Quan의 여동생 인 Lady Sun과 결혼하여 Liu Bei와 동맹 관계를 강화했습니다.