con·di·tion Two plots of land with 1200 sqm each.  op·por·tu·ni·ty Maximize occupation of land. so-lu-tion 6 houses built with 360 – 420 sqm of area. Retaining walls create two 3 m height difference platforms, 3 houses below, 3 above. Central access by ramp with 2 bay parking for each house. Straight lines, open plans, white walls and skylights.