I get now that using the side-by-side "plain text"/"rich text" comparisons you're trying to highlight how similar they are, only differing in the regions that a

I get now that using the side-by-side "plain text"/"rich text" comparisons you're trying to highlight how similar they are, only differing in the regions that are annotated in the rich-text version. But my first impression was that you're comparing against a weak baseline, which doesn't look so good. Not sure how this could be communicated better.