Kindly run below sql query as apps user for listing all the responsibilities attached to a particular user (prompted by query).
set pages 300 lines 300
col USER_NAME for a40
col RESPONSIBILITY_NAME for a50
select fu.user_name, fr.responsibility_name, furg.START_DATE, furg.END_DATE
from fnd_user_resp_groups_direct furg, fnd_user fu, fnd_responsibility_tl fr
where fu.user_name = ‘&user_name’
and furg.user_id = fu.user_id
and furg.responsibility_id = fr.responsibility_id
and fr.language = userenv(‘LANG’);
Happy Reading !!