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Martin Andreas Studach ( 17 May 1944 – 24 March 2007 ) was a Swiss rower who competed in the 1964 Summer Olympics and the 1968 Summer Olympics .
 person: Martin; person: Studach
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: Martin; person: Studach