user: Question: What's the lowest gold with a total of 4 and less than 2 silver for liechtenstein?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Soviet Union', 10.0, 6.0, 6.0, 22.0]
SQL:

assistant: SELECT MIN("Gold") FROM "Table" WHERE "Total" = 4.0 AND "Nation" = 'liechtenstein' AND "Silver" < 2.0;