70226
The Colorado Plateau and its river basins are of immense value in the Earth sciences , specifically chronostratigraphy , as the region contains multiple terrain features exposing miles-thick contiguous rock columns that geologists and paleobiologists use as reference strata of the geologic record .
 location: Colorado Plateau
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Colorado Plateau 
Answer:
 location: Colorado Plateau