Complex sentence: During his trial, Ferdonnet asserted in vain that he had not been the speaker, and some historians consider that he might have merely worked for Radio-Stuttgart as a translator of the scripts submitted by the germans, his translations being read by another frenchman.
Split into simpler sentences: During his trial, Ferdonnet asserted in vain that he had not been the speaker. Some historians consider that he might have merely worked for Radio-Stuttgart as a translator of the scripts submitted by the germans, his translations being read by another frenchman.