Consider the following relationalschema (primary keys are underlined):Person(ssn, pn, age, city); aperson's nameand age,and the city he/she lives inCompany(cn, city); a companys name and the city it is located inWorksFor(ssn, cn, comp);the company a person works for and his/her compensation from this particular company(a person may work for several companies)Express the following queries in relational algebra.You may use P, C, and Was shorthand for Person, Company, and WorksFor, respectively.

Find the names of employed people that are younger than the youngest employee of Google.