Does the Baron Industrialize only inside its own network?

Question

Accepted Answer

Yes, in spaces within its own network(s); if it cannot build the chosen type it tries the other, and forfeits otherwise. Its tie-breaker first prefers locations in your network too, as worded in the solo rules. A city touched only by its rail tile counts as part of its network.

Nucleum

Does the Baron Industrialize only inside its own network?