Simplify the following text for a Grade 8 native English-speaking person.
Original: The administrative and judicial functions of the government were shifted from Kuala Lumpur to Putrajaya .
Simplified: With the completion of Putrajaya in the late 1990s , the administrative capital has been moved to Putrajaya . Kuala Lumpur is home to one of the tallest buildings in the world , the Petronas Twin Towers .