Original sentence: As a result of the explosions one person was killed and almost 200 people were injured.In protest at the referendum, the IRA planted four car bombs in London.On that day, a referendum, known as the 'Border Poll', was held to determine if Northern Ireland was to remain part of the United Kingdom.She and her sister became involved in Irish republicanism sometime during the late 1960s and early 1970s.The two sisters were apprehended along with Hugh Feeney and seven others as they were boarding a flight to Ireland and, they were tried and convicted at the Great Hall in Winchester Castle on 14 November after a six hour jury discussion.They participated in the car bombings of the Old Bailey and Scotland Yard on 8 March 1973.Two of the bombs were defused but the others exploded, one near the Old Bailey and the second at Scotland Yard
Edited sentence: She and her sister became involved in Irish republicanism sometime during the late 1960s and early 1970s and later participated in the failed car bombing of the Old Bailey and Scotland Yard on 8 March, 1973.The two sisters were apprehended along with Hugh Feeney and seven others as they were boarding a flight to Ireland and, they were tried and convicted at the Great Hall on Winchester Castle on 14 November after a six hour discussion by a jury