With An Extending Attributive Clause Complex Looking Like A Circumstance

Halliday & Matthiessen (2014: 476):

With the additive, the Process of a relational dependent clause may be implicit; the marker is the conjunctive preposition with (positive) or without (negative):

||| I told the whole story of the six-minute Louvre at The Kennedy Center || with President Carter there …|||

||| Without chlorine in the antarctic stratosphere, || there would be no ozone hole. |||