user: ### NOW ANSWER:
Question: Which Gold has a Nation of sri lanka, and a Silver smaller than 10?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'India', 61.0, 43.0, 20.0, 124.0]
SQL:

assistant: SELECT AVG("Gold") FROM "Table" WHERE "Nation" = 'sri lanka' AND "Silver" < 10.0;