text: The risk of these events in major cities was documented by the Sanborn maps.
full_question: The risk of these events in major cities was documented by the Sanborn maps. Many victims of one ofthese events had earlier been led by Clara Lemlich in the Uprising of the 20,000. Ignatius Donnelly's crazybook Ragnarok claims that one of these events was caused by Biela's Comet. In a trial over one of theseevents, the lawyer Max Steur tricked Kate Alterman into repeating the testimony she had memorized.Daniel (*) "Pegleg" Sullivan may have caused one of these events which happened simultaneously with one inPeshtigo. Frances Perkins investigated claims that victims of one of these events were trapped by locked doors. For10 points, name this type of disaster, examples of which affected the Triangle Shirtwaist factory in 1911 andChicago in 1871.
first_sentence: The risk of these events in major cities was documented by the Sanborn maps.
raw_answer:  fires [or obvious equivalents; or Triangle Shirtwaist Factory Fire; or Great Chicago Fire of 1871]