128699
When dust from the Sahara moving around the southern periphery of the ridge travels over land , rainfall is suppressed and the sky changes from a blue to a white appearance which leads to an increase in red sunsets .
 location: Sahara
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Sahara 
Answer:
 location: Sahara