If you feed it on what it expects, it does well. Now try a NY Times opinion piece and it is always way off. The reason is that to summarize such content you ha

If you feed it on what it expects, it does well. Now try a NY Times opinion piece and it is always way off. The reason is that to summarize such content you have to use words that may not be used in the text at all. Also, the summary parts may not be present in the text either.