1. Consider the followving relational databause lives(person-name, street, city) works(person-name, company-name, salary) located-in (company-name, city) manages(person-name, manager-name) Give an expression in the relational algebra for each of the queries below: Find all people who do not work for First Bank Corporation g. Find all people who earn more than every employee of Small Bank Corpo- ration. h. Assume the companies may be located in several cities. Find all companies located in every city in which Small Bank Corporation is located. f