Detailed Instructions: Given a sentence in German, provide an equivalent paraphrased translation in Korean that retains the same meaning both through the translation and the paraphrase.
Problem:Bertlmann war ein enger Freund und Mitarbeiter des verstorbenen Walter Thirring und arbeitete mit John Stewart Bell zusammen.
Solution:
Bertlmann은 Walter Thirring의 친한 친구이자 공동 작업자였으며 John Stewart Bell과 함께 작업했습니다.