32
-DOCSTART- Beltway & amp ; Lake Houston - so many residents seeking refuge from life - threatening high water . Picked up about 20 , will be back for more . # harvey https://t.co/A3lmgJnGEa
 Beltway, Lake Houston
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: exact location, area, road, river 
Text: {0} 
Answer:
 Beltway, Lake Houston