58875
In 1839 , Justus von Liebig , Friedrich Wöhler and Jöns Jacob Berzelius stated that yeast was not an organism and was produced when air acted on plant juice .
 person: Justus von Liebig; person: Friedrich Wöhler; person: Jöns Jacob Berzelius
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: Justus von Liebig, Friedrich Wöhler, Jöns Jacob Berzelius 
Answer:
 person: Justus von Liebig; person: Friedrich Wöhler; person: Jöns Jacob Berzelius