SELECT Date_of_Birth, COUNT(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" ORDER BY Date_of_Birth DESC
Return the number of the dates of birth for entrepreneurs who have either the investor Simon Woodroffe or Peter Jones, and show by the X-axis in descending.
CREATE TABLE people (
    People_ID int,
    Name text,
    Height real,
    Weight real,
    Date_of_Birth text
)

CREATE TABLE entrepreneur (
    Entrepreneur_ID int,
    People_ID int,
    Company text,
    Money_Requested real,
    Investor text
)