who is the senator of connecticut 2010?
(JOIN (R government.government_position_held.office_holder) (AND (JOIN government.government_position_held.time_macro 2010^^http://www.w3.org/2001/XMLSchema#date) (AND (JOIN government.government_position_held.office_position_or_title m.02_7l8y) (JOIN (R government.political_district.representatives) m.01x73))))