<human>: Question: The 1919 riot involving Popper's comrades was part of what larger political move?
Answer: An event that happened in 1919 had a profound effect on him: During a riot, caused by the Communists, the police shot several unarmed people, including some of Popper's friends, when they tried to free party comrades from prison.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: no