Task: Text Simplification
Input (English): oel manga series graystripe 's trilogy there is a three volume original english-language manga series following graystripe , between the time that he was taken by twolegs in dawn until he returned to thunderclan in the sight.
Output (English): the oel manga series , graystripe 's trilogy , is a three volume original , english-language , graphic novel series that follows graystripe between the time he was taken by twolegs in " dawn " until he returned to thunderclan in " the sight ..