CREATE TABLE Person (
  name varchar(20) PRIMARY KEY,
  age INTEGER,
  city TEXT,
  gender TEXT,
  job TEXT
)

CREATE TABLE PersonFriend (
  name varchar(20),
  friend varchar(20),
  year INTEGER,
  FOREIGN KEY (name) REFERENCES Person(name),
  FOREIGN KEY (friend) REFERENCES Person(name)
)
SELECT name FROM PersonFriend WHERE friend =  'Alice' AND YEAR  =  (SELECT min(YEAR) FROM PersonFriend WHERE friend =  'Alice')
Find the name of persons who are friends with Alice for the shortest years.