Lee released '' Oasis '' in 2002 , a story involving a mentally ill man and a woman with cerebral palsy , winning the Silver Lion for Best Director at the 2003 Venice Film Festival . '' Oasis '' was selected as Korean entry for the Best Foreign Language Film at the 75th Academy Awards . The film was awarded Chief Dan George Humanitarian Award at 2003 Vancouver International Film Festival . It also won 2003 Venice International Film Festival 's Special Director 's Award , FIPRESCI Prize , and SIGNIS Award . Lee won Baeksang Arts Awards for Best Director . '' Oasis '' was nominated at the 2005 Independent Spirit Awards for Best Foreign Film
Vancouver International Film Festival
Vancouver International Film Festival
Lee Chang-dong