Task: Question Generation
Input (English): Passage: The Uprising claimed at least 100 lives and more than 300 were injured. Of the dead were 17 police officers, 24 rebels and 61 innocent bystanders. There were 1,400 people arrested. In Schiffbek alone, 191 people were arrested and later, in February 1925, had to be tried at the Altona Landgericht because of unrest in Schiffbeck, where the KPD had garnered 32.4% of the vote in the May 1924 election. This was the largest of the trials against the Uprising insurgents.
Output (English): What was the Uprising tied to?