Conversation so far:
What politics was Sri into?
This sparked an outburst of public anger against the British, leading to civil unrest and a nationalist campaign by groups of revolutionaries, who included Aurobindo.
What other revolutionaries got involved?
In 1908, Khudiram Bose and Prafulla Chaki attempted to kill Magistrate Kingsford, a judge known for handing down particularly severe sentences against nationalists.
What stopped them?
However, the bomb thrown at his horse carriage missed its target and instead landed in another carriage and killed two British women.

Question: Did they get caught immediately?
Self-contained rewrite: Did Khudiram Bose and Prafulla Chaki get caught immediately after two British women were killed?