Complex sentence: A second member of the Lanterns who bears a strong resemblance to Yalan Gur, during the fight against the New God-alien war general from Apokolips, is overpowered and killed, followed by their power ring disappearing.
Split into simpler sentences: A second member of the Lanterns, who bears a strong resemblance to Yalan Gur, appears fighting against the New God-alien war general, from Apokolips. The Lantern is overpowered and killed, followed by their power ring disappearing.