D-101 · LONGLEAF PUMPING SERVICES
Longleaf Plug Designer
Design a balanced cement plug, get the sacks and the ticket, then correct the engine and watch the next design change.
TRY THIS · Set the bottom depth below 9,000 ft, change the class to H with a retarder, and save the correction as a rule.
D-102 · PINE BELT FIELD SERVICES
Pine Belt Dispatch
Route incoming call-outs to a crew and priority, override the engine, and see your overrides become rules.
TRY THIS · Route the 'standing water at the meter' request, bump it to Emergency, and watch the next similar request follow.
D-103 · CATALPA WATER ASSOCIATION
Mainline Material Picker
Select a water-main material for a given run, see why the engine ranks it that way, veto a candidate, and watch future runs honor it.
TRY THIS · Set the soil to corrosive and the pressure above 150 psi, then veto the engine's pick and record why.
D-104 · ANY ENGINE
Loop Lab
Work a review queue of proposals. Accept or correct each one, watch the rules accumulate, and see the agreement rate climb on a held-out set.
TRY THIS · Correct three proposals from the same job type and watch the held-out agreement jump when the rule generalizes.
Demo data is synthetic. Rates, recipes, and rules are placeholders that your expert replaces.