Complex sentence: The jury were in fact clearly told during the trial that there was no match between the passage carpet fibres and those from the bedspread; according to the forensic chemist, the passage carpet contained no black fibres, only grey.
Split into simpler sentences: The jury were in fact clearly told that there was no match between the passage carpet fibres and those from the bedspread. According to the forensic chemist, the passage carpet contained no black fibres, only grey.