SELECT Starting_Year FROM technician WHERE Team  =  "CLE" INTERSECT SELECT Starting_Year FROM technician WHERE Team  =  "CWS"
Show the starting years shared by technicians from team "CLE" and "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 = value intersect select starting_year from technician where team = value
Show the starting years shared by technicians from team `` CLE '' and `` CWS '' .