Complex sentence: He lives in the Sea of Nothing, a.k.a. Nowhere Land, speaks mostly in rhyme and describes himself as an "eminent physicist, polyglot classicist, prize-winning botanist, hard-biting satirist, talented pianist, good dentist too".
Split into simpler sentences: He lives in the Sea of Nothing, also known as Nowhere Land, and speaks mostly in rhyme. He describes himself as an "eminent physicist, polyglot classicist, prize-winning botanist, hard-biting satirist, talented pianist, good dentist too".