Database: legislator
Question: Who is the Pro-Administration senator that runs from March 4, 1789 to December 31, 1791?
SQL: SELECT T1.first_name, T1.last_name FROM historical AS T1 INNER JOIN `historical-terms` AS T2 ON T1.bioguide_id = T2.bioguide WHERE T2.party = 'Pro-Administration' AND T2.start = '1789-03-04' AND T2.end = '1791-12-31'