13397
Gas oil , assessed at $ 24.00 - $ 24.20 a barrel fob Gulf , was little changed on Thursday from last week 's $ 24.10 - $ 24.24 .
 location: Gulf
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
 Entities: Gulf 
Answer:
 location: Gulf