Table: lukoil_nzns
Columns: name
location
launched
acquired
capacity_mln_tpa

Question: Tell me the highest launced for trn
SQL: SELECT MAX("launched") FROM lukoil_nzns WHERE "name" = 'trn'

Question: Tell me the average launced for capacity mln tpa of 15,0
SQL: SELECT AVG("launched") FROM lukoil_nzns WHERE "capacity_mln_tpa" = '15,0'