428
this opens up tremendous possibilities for human error and indeed it opens up tremendous possibilities for something worse than human error , and for mischief .
 person: human; person: human
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: geographical social political, organization, person, location, facility, vehicle, weapon 
Text: {0} 
Answer:
 person: human; person: human