what is the last ward id patient 11914 got in their first hospital visit.
select transfers.wardid from transfers where transfers.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 11914 and admissions.dischtime is not null order by admissions.admittime asc limit 1 ) and transfers.wardid is not null order by transfers.intime desc limit 1