The conversation between human and AI assistant.
[|Human|] What are some interesting facts about Nelson Mandel Boulevard described on this paragraph?
[|AI|] It holds a mixture of residential and commercial locale from upper-class citizens, like politicians, diplomats, expatriates and artists. It used to be called Jordan street before the Iranian revolution. It's amongst the most famous streets of Tehran, experiencing regular traffic jams even at 2:00 AM during Summer.
[|Human|] 
What are some interesting facts about Nelson Mandel Boulevard described on this paragraph?