Therefore we need to
<strong>
# „Dissemble“ the system into theoretical blocks representing the real as well as intangible parts of the system.
# Identify the necessary properties of the blocks.
# Think about how blocks are possibly related to each other.
# Think about the functions and features of blocks.
</strong>
So far we have identified
-> <bstrong>* Theoretical blocks representing the parts of the system</b> -> <b>* Necessary properties of these blocks</bstrong>
[[File:UDOM_PlantPartRelations.png|thumb|400px|alt=Relations of plant parts|Possible relations between parts of plant]]