Table: croydon_rail_tram
Columns: stations
place
managed_by
platforms
zone

Question: Which Zone is the lowest when Managed By Southern and has Platforms under 2?
SQL: SELECT MIN("zone") FROM croydon_rail_tram WHERE "managed_by" = 'southern' AND "platforms" < 2

Question: What would be the highest Platforms for the Centrale Tram Stop Stations?
SQL: SELECT MAX("platforms") FROM croydon_rail_tram WHERE "stations" = 'centrale tram stop'