Complex sentence: Gaiman described writing the series as odd, since he hadn't written comics in half a decade; the story was trimmed down significantly as the size went from six 36-page chapters to eight 22-page segments.
Split into simpler sentences: Gaiman described writing the series as odd, since he hadn't written comics in half a decade. The story was paired down as the size went from six 36-page chapters to eight 22-page segments.