9744
His father 's status as a hero of the wars of unification was largely responsible for the young Wilhelm 's attitude , as were the circumstances in which he was raised ; close emotional contact between father and son was not encouraged .
 Wilhelm
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Wilhelm