267
U . S . Army ' s 7th Cavalry is in the forefront of U . S . troops since they first left Kuwait and crossed directly into the Iraqi desert .
 they: artifact; desert: destination; Kuwait: origin
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: transport 
  Option: victim, artifact, destination, place, origin, vehicle, agent 
Text: {0} 
Answer:
 they: artifact; desert: destination; Kuwait: origin