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Goliath Crane In 2008 the shipyard bought the largest gantry crane in North America , the Goliath Crane , located in Quincy , Massachusetts , from the General Dynamics company .
 North America, Quincy , Massachusetts, General Dynamics
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 North America, Quincy , Massachusetts, General Dynamics