Complex sentence: Meanwhile, Takashi's fellow esper, Kiyoko, tells about Neo-Tokyo's impending destruction to Shikishima, who proposes killing Tetsuo to prevent this, but Neo-Tokyo's parliament dismisses his concerns.
Split into simpler sentences: Meanwhile, Takashi's fellow esper, Kiyoko, tells Shikishima that Neo-Tokyo will be destroyed. Shikishima proposes killing Tetsuo to prevent this, but Neo-Tokyo's parliament dismisses his concerns.