11477
These hills are the first rise in land beyond the floodplain , forming something of a " front range " for Iowa , and parts of Missouri and Nebraska adjacent to the Missouri River .
 location: Iowa; location: Missouri; location: Nebraska; location: Missouri River
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: Iowa; location: Missouri; location: Nebraska; location: Missouri River