user: Question: What is the sum of a rank whose nation is west germany and has bronze larger than 0?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Austria', 0.0, 0.0, 3.0, 3.0]
SQL:

assistant: SELECT SUM("Rank") FROM "Table" WHERE "Nation" = 'west germany' AND "Bronze" > 0.0;