CREATE TABLE table_204_696 (id DECIMAL, "issue" DECIMAL, "volume" DECIMAL, "title" TEXT, "main feature story" TEXT, "first/early appearance story/stories" TEXT, "release date" TEXT)

what other publication was released in the same month as jean gray ?
SELECT "title" FROM table_204_696 WHERE "title" <> 'jean grey' AND "release date" = (SELECT "release date" FROM table_204_696 WHERE "title" = 'jean grey')
SELECT "title" FROM "table_204_696" WHERE "release date" = (SELECT "release date" FROM "table_204_696" WHERE "title" = 'jean grey') AND "title" <> 'jean grey'