Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_47385 ( "Poll Source" text, "Dates administered" text, "Democrat: Brian Schweitzer" text, "Republican: Roy Brown" text, "Libertarian: Stan Jones" text, "Lead Margin" real )

### Question ###
What is the percentage for Brown when the lead margin is 26?

### Accurate SQL ###

SELECT "Republican: Roy Brown" FROM table_47385 WHERE "Lead Margin" = '26'