Original sentence: In December of the same year, GMA Etheria, the prequel of Encantadia.In May 2005, GMA launched Encantadia; a spin-off of Mulawin
Edited sentence: And in December, GMA.In May 2005, GMA launched Encantadia; a spin-off of Mulawin which had many awards and maintained the highest position in ratings until its final episode.launched the prequel of Encantadia; Etheria, Which is the first prequel series that happened in history