10451
Currently , if one ' s life is threatened he / she must make sure it is impossible to escape before using deadly force on an attacker .
 one, he / she, an attacker
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 one, he / she, an attacker