premise: Last night was very scary.
initial: We had a tornado warning and terrible thunderstorms.
counterfactual: We stayed home because of a tornado warning.
original_ending: Unfortunately my concert for violin was not canceled. I was required to show up but during the performance lights went out. We could not see our sheet music.
edited_ending: Unfortunately my concert for violin was not canceled.I was required to show up but during the performance lights went out.We could not see our sheet music<SEP>Unfortunately my concert for violin was canceled.I was not required to show up and the lights went out.We could not see our sheet music.<SEP>Unfortunately my concert for violin was not canceled.I didn't show up but during the performance lights went out.The performers could not see the sheet music.