Show me the names of all entrepreneurs.
select t2.name from entrepreneur as t1 join people as t2 on t1.people_id = t2.people_id
Whose investor is Simon Woodroffe or Peter Jones?
select t2.name from entrepreneur as t1 join people as t2 on t1.people_id = t2.people_id where t1.investor = "Simon Woodroffe" or t1.investor = "Peter Jones"
Show me their dates of birth.
select t2.date_of_birth from entrepreneur as t1 join people as t2 on t1.people_id = t2.people_id where t1.investor = "Simon Woodroffe" or t1.investor = "Peter Jones"