See case for specifics. In general, here are some improvements that customer agreed could help understanding the situations:
1) Clarify to which object a situation refers. Some situations refer only to the source, some only to the target, and some to both.
2) Clarify to which object an action refers. Is it always the target?
3) Provide real-world examples using a common synchronization scenarios such as system to managed user. Deletes in particular are confusing.
The case provides more context to this, but please contact me if you need further details.