Complex sentence: A psychiatrist who interviewed Collin declared that he was "consumed by hatred for his father"; it was argued that Collin rejected his father by becoming a neo-Nazi and adopting and publicly espousing antisemitic beliefs.
Split into simpler sentences: A psychiatrist who interviewed Collin declared that he was "consumed by hatred for his father". IT was subsequently argued that Collin rejected his father by becoming a neo-Nazi and adopting and publicly espousing antisemitic beliefs.