Update dataset card

Removed one sentence about harm.

README.md

@@ -155,7 +155,7 @@ Each annotation instance contains at least one question and two possible answers
 
 Our data is downloaded from Wikipedia. As such, the data is biased towards the original content and sources. Given that human data annotation involves some degree of subjectivity we created a comprehensive 17-page annotation guidelines document to clarify important cases during the annotation process.  The annotators were explicitly instructed not to take their personal feeling about the particular topic. Nevertheless, some degree of intrinsic subjectivity might have impacted the techniques picked up by the annotators during the annotation.
 
-Since our dataset requires manual annotation, annotation noise is inevitably introduced. On the other hand, there is minimal risk for harm: the data was already public on Wikipedia.
+Since our dataset requires manual annotation, annotation noise is inevitably introduced. 
 
 
 ## Citation [optional]