Simplify the following text for a Grade 17 native English-speaking person.
Original: Saint Seiya ( è -- é -- å # `` æ ç cents , Seinto Seiya ) , also known as Saint Seiya : Knights of the Zodiac or simply Knights of the Zodiac , is a Japanese manga series written and illustrated by Masami Kurumada and serialized in Weekly ShÅ nen Jump from 1986 to 1991 and adapted into an Anime TV series by Toei Animation from 1986 to 1989 .
Simplified: Saint Seiya , also known as Saint Seiya : Knights of the Zodiac or simply Knights of the Zodiac , is a Japanese manga series written and illustrated by Masami Kurumada and serialized in Weekly ShÅ nen Jump from 1986 to 1991 , and adapted into an anime TV series by Toei Animation from 1986 to 1989 .