What are the starting years shared by the technicians from the team "CLE" or "CWS"?
SELECT Starting_Year FROM technician WHERE Team  =  "CLE" INTERSECT SELECT Starting_Year FROM technician WHERE Team  =  "CWS"
SELECT Starting_Year FROM technician WHERE Team  =  "CLE" INTERSECT SELECT Starting_Year FROM technician WHERE Team  =  "CWS"
[{'Starting_Year': 2005.0}]