Let's spin a scenario: You've correctly answered the previous two questions, hold a valid pilot certificate with all the appropriate ratings and are preplanning a flight to Ailerona Muni (IA66) for its annual Corn-Shuckin'-Spot-Landin' Contest, when you spot this NOTAM:
Ailerona IA [IA66]: September NOTAM #9
Runway 31 SEQUENCED FLG light OUT of SERVICE."
What in the ICAO name of slim pickin's does "FLG" mean?
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