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The 1956 iteration of the Acadian ( which ran as # 4 eastbound and # 3 westbound ) departed Houston at 9:45 pm and arrived in New Orleans at 7:20 am the following morning , while the westbound train departed New Orleans at 9:20 pm and arrived in Houston 7:10 am .
 location: Houston; location: Orleans; location: Orleans; location: Houston
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 location: Houston; location: Orleans; location: Orleans; location: Houston