70184
Lake seiches can occur very quickly : on July 13 , 1995 , a large seiche on Lake Superior caused the water level to fall and then rise again by three feet ( one metre ) within fifteen minutes , leaving some boats hanging from the docks on their mooring lines when the water retreated .
 Lake Superior
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 Superior