Resolves:
1. N/A if there is no assassination attempt on Joe Biden, the current president of the US
2. YES if at least one perpetrator is a registered Democrat
3. YES if there is unambiguously a consensus that at least one perpetrator was, in some meaningful sense, a supporter of Democrats and it seems to be aligned with the spirit of the question to resolve it YES
4. NO if no perpetrator is a registered Democrat and the criteria for resolution 3 are not met
5. If none of the above criteria are met or if it is not clear if any of them are met, the question resolves according to the spirit of the question if unambiguously possible, otherwise N/A.