Which institution does "Katsuhiro Ueno" belong to?
SELECT DISTINCT t3.name FROM authors AS t1 JOIN authorship AS t2 ON t1.authid  =  t2.authid JOIN inst AS t3 ON t2.instid  =  t3.instid WHERE t1.fname  =  "Katsuhiro" AND t1.lname  =  "Ueno"
SELECT DISTINCT t3.name FROM authors AS t1 JOIN authorship AS t2 ON t1.authid  =  t2.authid JOIN inst AS t3 ON t2.instid  =  t3.instid WHERE t1.fname  =  "Katsuhiro" AND t1.lname  =  "Ueno"
[{'name': 'Tohoku University'}]