Lesson 1 · What an agent can reach · step 9 of 901Read02One rule of each kind, in one list03Task 104Read a list as a map of reach05Task 206Task 307Task 408Recap09TakeawayTakeawayReach mapLog in to read this lesson. A free account opens the introductory chapter.←RecapWhy a deny rule holds where a line in the rules file does not→