Name the caboose, the train and the Running Track hazard

src/sim/view.ts

@@ -287,11 +287,13 @@ export function describeIntent(s: GameState, i: Intent): string {
     case 'porter.detrain':
       return `detrain passengers at ${at(i.at)}`;
     case 'newTrain.placeCar':
-      return `add ${i.loaded ? 'loaded' : 'empty'} ${i.carType}`;
+      // carLabel knows a caboose carries the crew, not freight. Formatting it here by hand put
+      // "add loaded caboose" on a button.
+      return `add ${carLabel({ type: i.carType, loaded: i.loaded })}`;
     case 'mainline.modify':
       return `${cardName(s, i.cardId)} on Mainline card ${i.node}`;
     case 'maneuver.redFlags':
-      return `Red Flags on ${i.trayId}`;
+      return `set Red Flags to protect ${trainName(s, i.trayId)} — an approaching train must stop short`;
     case 'maneuver.flyingSwitch':
       return `Flying Switch ${i.count} car(s) into ${at(i.to)}`;
     case 'mainline.clearance': {
@@ -325,7 +327,7 @@ export function describeIntent(s: GameState, i: Intent): string {
     case 'redFlag.play':
       return 'play your red flag';
     case 'maneuver.redFlags':
-      return `Red Flags on ${i.trayId}`;
+      return `set Red Flags to protect ${trainName(s, i.trayId)} — an approaching train must stop short`;
     default: {
       // Every Intent now has a sentence, so `i` narrows to never here. Keeping the assignment makes
       // that a COMPILE error the day someone adds an intent without describing it — the playable UI
@@ -385,7 +387,7 @@ export function snapshot(
       kind,
       label,
       running: row === area.runningRow,
-      what: cellDescription(card, officeProfile(area.tier).name),
+      what: cellDescription(card, officeProfile(area.tier).name, row === area.runningRow),
       enhancements: card.enhancements.map(prettyKey),
       tray: trayAt.get(key) ?? null,
       cars: (card.facility?.industryTrack.length ? card.facility.industryTrack.cars : card.standing).map(carLabel),
@@ -579,7 +581,7 @@ export function trainName(s: GameState, trayId: string): string {
 }
 
 /** What a card on the board does, in one short line. */
-function cellDescription(card: TrackCard, officeName: string): string {
+function cellDescription(card: TrackCard, officeName: string, onRunning: boolean): string {
   const g = card.geometry;
   switch (g.kind) {
     case 'limits':
@@ -612,7 +614,13 @@ function cellDescription(card: TrackCard, officeName: string): string {
       if (f.kind === 'passenger') return 'passengers board and detrain here';
       const p = industryProfile(g.facility as never);
       const flow = p.flow === 'both' ? 'ships out AND receives' : p.flow === 'outbound' ? 'ships out' : 'receives';
-      return `${flow} ${p.carTypes.join('/')} · spot a matching car on its siding to work a load`;
+      // §11.2 — "Facility cards carry their own rails", so an industry on the Running Track does not
+      // block anything. It does inherit the Running Track's hazard: §10 makes cars left standing
+      // between the Limits and the Office a collision when a train arrives.
+      const where = onRunning
+        ? ' · ON THE RUNNING TRACK — trains pass straight through, but a car left standing here is hit by the next arrival'
+        : '';
+      return `${flow} ${p.carTypes.join('/')} · spot a matching car on its siding to work a load${where}`;
     }
     case 'track':
       switch (g.geometry) {