Welcome,
Of course while the city says only two hives, I bet they don't say how many boxes that hive may have.
Imagine a hive 10 boxes high, that just happens to have 5 entrances

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Bit more work to inspect , but will work. Other side is to go top bar , about 8 feet long, with 5 entrances
Innovation , what you get when you visit world wide beekeeping