Given a sentence in English, provide an equivalent paraphrased translation in German that retains the same meaning both through the translation and the paraphrase.
Example: The NBA season of 1975 -- 76 was the 30th season of the National Basketball Association .
Example solution: Die Saison 1975 - 76 der National Basketball Association war die 30. Saison der NBA.
Example explanation: This is a correct and accurate translation from English to German because the translated paraphrase retains the main message that between the years 1975-1976, the 30th NBA season occurred.

Problem: Bertlmann was a close friend and collaborator of the late Walter Thirring and worked together with John Stewart Bell .

Solution: Bertlmann war ein enger Freund und Mitarbeiter des verstorbenen Walter Thirring und arbeitete mit John Stewart Bell zusammen.