What are the names of entrepreneurs whose investor is not "Rachel Elnaugh"?
create table entrepreneur (people_id varchar, investor varchar, PRIMARY KEY (people_id)); create table people (name varchar, people_id varchar, PRIMARY KEY (name))
select t2.name from entrepreneur as t1 join people as t2 on t1.people_id = t2.people_id where t1.investor <> "rachel elnaugh"