37756
As Mountbatten became more familiar with this new form of weaponry , he increasingly grew opposed to its use in combat yet at the same time he realised the potential nuclear energy had , especially with regards to submarines .
 Mountbatten
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Mountbatten