379171
The Special Car 2 was similar to the special SW1 , however , had a turret with armament : 20 mm automatic cannon or a machine gun MG 1/2 of SW 2b .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None