SELECT T1.id, T1.name, T1.nationality FROM architect AS T1 JOIN mill AS T2 ON T1.id = T2.architect_id GROUP BY T1.id ORDER BY COUNT(*) DESC LIMIT 1
Apa ID, nama, dan kebangsaan arsitek yang membangun sebagian besar pabrik?
CREATE TABLE architect (id VARCHAR, name VARCHAR, nationality VARCHAR); CREATE TABLE mill (architect_id VARCHAR)