The shape helps it to avoid the existing trees and created small courtyard spaces that are sheltered from the weather but allow the entry of light and breezes to the interior and basement level. One more interesting feature of the house is a diagonally-patterned planted roof. The interior plan is divided into three sections an entertainment zone, a family zone and a private master zone. Lien Residence is a house in Singapore, that was designed by Singapore studio Ministry of Design. It is a single storey bungalow-type building with zig-zag shape.