premise: I wanted to learn more about submarines.
initial: I bought some books about submarines in WWII.
counterfactual: I surfed the Internet to learn more about them.
original_ending: The books didn't have much technical detail. I went to a museum with a submarine dissected in it. I learned a lot from the submarine in the museum.
edited_ending: The internet didn't have much technical detail.I went to a museum with a submarine dissected in it.I learned a lot from the submarine in the museum.<SEP>The webpages didn't have much technical detail.I went to a museum with a submarine dissected in it.I learned a lot from the submarine in the museum.<SEP>The web didn't have much technical detail.I went to a museum with a submarine dissected in it.I learned a lot more from the submarine in the museum than from the web page.