CREATE TABLE table_48633 ("Source" CLOB, "Dates administered" CLOB, "Democrat: Christine Gregoire" CLOB, "Republican: Dino Rossi" CLOB, "Lead Margin" FLOAT)

What is the source of the poll that had Republican: Dino Rossi at 46%, Democrat: Christine Gregoire at 50%, and the lead margin was larger than 3?
SELECT "Source" FROM table_48633 WHERE "Republican: Dino Rossi" = '46%' AND "Lead Margin" > '3' AND "Democrat: Christine Gregoire" = '50%'
SELECT "Source" FROM "table_48633" WHERE "Democrat: Christine Gregoire" = '50%' AND "Lead Margin" > '3' AND "Republican: Dino Rossi" = '46%'