359144
Armament Although designed with a pair of 68-pounder Lancaster muzzle-loading rifles , the Vigilant class were finished with one / Armstrong breech-loading gun , one Lancaster muzzle-loading rifled gun and two 20-pounder breech loaders .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None