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an oklahoma city judge has ruled prosecutors presented enough evidence at a preliminary hearing to try nichols on murder charges for the other 160 victims of the attack .
 oklahoma city, an oklahoma city judge, prosecutors, nichols, the other 160 victims of the attack
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:
 oklahoma city, an oklahoma city judge, prosecutors, nichols, the other 160 victims of the attack