+<node TEXT="How do you construct a ship?" POSITION="left">
+<font NAME="SansSerif" BOLD="true" SIZE="16"/>
+<node TEXT="The technology"/>
+<node TEXT="The economics"/>
+<node TEXT="The research"/>
+<node TEXT="Unsorted ideas">
+<icon BUILTIN="pencil"/>
+<node TEXT="All buildings shall gain a basic tech-level"/>
+<node TEXT="Some parts of the ship or building are only available at or above a tech-level"/>
+<node TEXT="Tech levels can be improved by research"/>
+<node TEXT="General research complexes can increase tech-level of all types of buildings and ship parts"/>
+<node TEXT="Doing resarch requires a lot money"/>
+<node TEXT="Specialists must be hired for doing research"/>
+<node TEXT="Ship yards are highly required to construct ships">
+<node TEXT="Without these facilities the gamer shall never be able to construct ships"/>
+</node>
+<node TEXT="Hired workers must be trained to do simple steps"/>
+</node>
+</node>