150997
He served as President of the Bundesrat in 1952/53 , the only FDP politician in German history to do so to date , as well as one of only two Presidents to not come from either the CDU/CSU or the SPD .
 FDP
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 FDP