120204
A project to build a highway across the lake was initiated in the 1970 s but was abandoned after the Iranian Revolution of 1979 , leaving a causeway with an unbridged gap .
 Iranian Revolution
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:
 Iranian Revolution