Common use of Syntactical constraints Clause in Contracts

Syntactical constraints.  A threat must be the source node of at least one initiates relation. It cannot be the source node of any other types of relation.  A threat cannot be the target node of any relation.

Syntactical constraints.  A threat scenario must be the source node of at least one initiates leads-to relation. It cannot be the source node of any other types of relation.  A threat scenario must be the target node of at least one initiates relation or leads-to relation. It cannot be the target node of any other types of relation.