CREATE TABLE artist (Artist_ID VARCHAR(255), Artist VARCHAR(255)); CREATE TABLE volume (Issue_Date VARCHAR(255), Artist_ID VARCHAR(255))
What are the issue dates of volumes associated with the artist "Gorgoroth"?
    
SQL: SELECT T2.Issue_Date FROM artist AS T1 JOIN volume AS T2 ON T1.Artist_ID = T2.Artist_ID WHERE T1.Artist = "Gorgoroth"