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In December 1944 " SS-Hauptsturmführer " Josef Kramer , previously at Auschwitz-Birkenau , became the new camp commandant , replacing " SS-Hauptsturmführer " , who had been in post since the spring of 1943 .
 person: Josef Kramer; location: Auschwitz-Birkenau
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:
 person: Josef Kramer; location: Auschwitz-Birkenau