<?xml version="1.0"?> <building name="castle" fort="yes" taxes="100"> <construction skill="building" minskill="1" maxsize="10" name="site"> <requirement type="stone" quantity="1"/> </construction> <construction skill="building" minskill="2" maxsize="40" name="fortification"> <requirement type="stone" quantity="1"/> </construction> <construction skill="building" minskill="3" maxsize="200" name="tower"> <requirement type="stone" quantity="1"/> </construction> <construction skill="building" minskill="4" maxsize="1000" name="castle"> <requirement type="stone" quantity="1"/> </construction> <construction skill="building" minskill="5" maxsize="5000" name="fortress"> <requirement type="stone" quantity="1"/> </construction> <construction skill="building" minskill="6" name="citadel"> <requirement type="stone" quantity="1"/> </construction> </building>