126381
Its source is between Groot Marico and Lichtenburg and the river generally flows first to the west , and then to the southwest from its source .
 location: Groot Marico; location: Lichtenburg
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: Groot Marico, Lichtenburg 
Answer:
 location: Groot Marico; location: Lichtenburg