76005
In the 1950 s , seaway designers chose not to build the locks to match the size of ships permitted by the 1914 locks at the Panama Canal ( , known as the Panamax limit ) .
 Panama Canal, Panamax
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Panama Canal, Panamax