user: Question: Which round has a win-Loss result of Loss and an edition of 2012 Fed Cup Europe/Africa Group I?
Columns: ['Edition', 'Round', 'Date', 'Partnering', 'Against', 'Surface', 'Opponents', 'W–L', 'Result']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['2008 Fed Cup Europe/Africa Group I', 'RR', '30 January – 3 February 2008', 'Magali de Lattre', 'Bulgaria', 'Carpet', 'Dia Evtimova Tsvetana Pironkova', 'Loss', '1–6, 2–6']
SQL:

assistant: SELECT "Round" FROM "Table" WHERE "W–L" = 'Loss' AND "Edition" = '2012 Fed Cup Europe/Africa Group I';