Complex sentence: The Lord Chief Baron observed that Smith had neither acted in self-defence, nor had he shot Millwood by accident; he had not been provoked by the supposed apparition or had attempted to apprehend it.
Split into simpler sentences: The Lord Chief Baron observed that Smith had not in self-defence, nor had the shooting been accidental. Nor had he been provoked by the supposed apparition or had he attempted to apprehend it.