604
-DOCSTART- Close to 5k at Houston GRB shelter . More coming . None turned away . # HurricaneHarvey # ABC13Eyewitness https://t.co/qUBCl5ZXW4
 exact location: GRB
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: exact location, area, road, river 
Text: {0} 
Answer:
 exact location: GRB