Crawlable case record
Evidence from The Carriage That Went Quiet
The silent carriage caused an unexplained record at Rail Operations. Restore six logged moments to determine when the dim aisle lamp became decisive.
Logged events
- Silent carriage review beginsRail Operations staff open the case log for the silent carriage.
- Power relay registersThe power relay records a new signal.
- Dim aisle lamp is locatedInvestigators log the dim aisle lamp beside the active area.
- Intercom panel changes stateThe intercom panel moves to a different setting.
- Reserve battery is confirmedThe reserve battery provides the decisive cross-check.
- Signal clearance is recordedThe signal clearance marks the case record complete.
Exact clues
- “The dim aisle lamp is located” and “The signal clearance is recorded” were 3 positions apart.
- “The silent carriage review begins” and “The signal clearance is recorded” were 5 positions apart.
- “The intercom panel changes state” was immediately before “The reserve battery is confirmed”.
- “The signal clearance is recorded” was not first.
- “The intercom panel changes state” was fourth.
Read the closed-case resolution
The reserve battery could only be confirmed after the intercom panel changed state. That places the power relay before the dim aisle lamp, showing why the signal clearance closed the silent carriage case.