"user2@example.com -> user1@example.org\n" ++
"user2@example.com -> user2@example.org\n" ++
"user2@example.com -> user3@example.org\n" ++
"user2@example.com -> user1@example.org\n" ++
"user2@example.com -> user2@example.org\n" ++
"user2@example.com -> user3@example.org\n" ++