71736
As an interim measure , three 4,000 - to 4,800 - GRT tankers , built to pass over the restrictive bars of Lake Maracaibo , Venezuela , were selected for conversion because of their shallow draft .
 Lake Maracaibo, Venezuela
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Lake Maracaibo, Venezuela