CREATE TABLE table_name_43 (investing_dragon_s_ VARCHAR(255), money_requested__£_ VARCHAR(255), entrepreneur_s_ VARCHAR(255))
Which Investing Dragon has requested £100,000 and is supported by Entrepreneur Kay Russell?
    
SQL: SELECT investing_dragon_s_ FROM table_name_43 WHERE money_requested__£_ = "100,000" AND entrepreneur_s_ = "kay russell"