Complex sentence: Feargus O'Connor appeared at this to argue O'Connell's points, and 13 of the jury voted for "wilful murder", 2 for manslaughter and 8 for justifiable homicide.
Split into simpler sentences: Feargus O'Connor appeared at this to argue O'Connell's points, and 13 of the jury voted for "wilful murder". Of the others, 2 voted for manslaughter and 8 for justifiable homicide.