237260
Christian Ruefli-Flury , a watchmaker originating from Grenchen , Switzerland , founded the company in Biel/Bienne in 1884 .
 Grenchen, Switzerland, Biel/Bienne
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Grenchen, Switzerland, Biel/Bienne