Complex sentence: Well-known former dissident Adam Michnik's reputation has been damaged as he was suspected to be more deeply entangled in the scandal, although in what way remains unclear, and his friendly relations with members of the former communist political establishment were exposed.
Split into simpler sentences: Well-known former dissident Adam Michnik's reputation has been damaged as he was suspected to be more deeply entangled in the scandal, although in what way remains unclear. His friendly relations with members of the former communist political establishment were exposed.