578
In Beijing , chief U . S . negotiator , Assistant Secretary of State James Kelly , declined to answer questions , saying only the sides `` had talks .''
 Beijing: place; sides: entity
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: meet 
  Option: entity, place 
Text: {0} 
Answer:
 Beijing: place; sides: entity