what is the series of the book which is a subsequent work of the twelve kingdoms: the vast spread of the seas ?
SELECT DISTINCT var_uri where brack_open dbr_The_Twelve_Kingdoms:_The_Vast_Spread_of_the_Seas dbo_subsequentWork var_x sep_dot var_x dbo_series var_uri sep_dot var_x a dbo_Book brack_close