I3. Label the test split on a node

This walkthrough is still being written.

Where	Marlowe, 1 node
What you do	Label the test split (56,334 filings) on 8 GPUs and score it.
Data	The 56,334 test filings (2022 to 2026) with Jev’s labels, to score against
Model	Your fine-tuned Kev-4B, or DARC’s precomputed one