6320
By now a crowd has gathered on the common , and when a group of inquisitive men approach the cylinder they are incinerated by the Heat-Ray - an advanced Martian weapon .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None