Table: gubernatorial_polls_2008_6
Columns: source
dates_administered
democrat_christine_gregoire
republican_dino_rossi
lead_margin

Question: 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?
SQL: SELECT "source" FROM gubernatorial_polls_2008_6 WHERE "republican_dino_rossi" = '46%' AND "lead_margin" > 3 AND "democrat_christine_gregoire" = '50%'

Question: What was the percentage for Republican: Dino Rossi when Democrat: Christine Gregoire polled at 53.7% and the lead margin was larger than 7?
SQL: SELECT "republican_dino_rossi" FROM gubernatorial_polls_2008_6 WHERE "lead_margin" > 7 AND "democrat_christine_gregoire" = '53.7%'