Complex sentence: On 3 July, the same F.K.8 mistakenly bombed train wagons housing imprisoned soldiers who refused to join the Constitutionalist Army, numerous prisoners were killed or injured in the action.
Split into simpler sentences: On 3 July, the same F.K.8 mistakenly bombed train wagons housing imprisoned soldiers who refused to join the Constitutionalist Army. Numerous prisoners were killed or injured in the action.