fixed 2 errors

content/en/showcases/moz-dataset-blog.md

@@ -108,7 +108,7 @@ _Network of the top ten connections for Wolfgang Amadeus Mozart, with each artis
 
 We get a completely different view of the MOZ collection if we look at the connections of Metallica. The network is much smaller, and contains very different sorts of artists.
 
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+<iframe src='https://flo.uri.sh/visualisation/21610996/embed' title='Interactive or visual content' class='flourish-embed-iframe' frameborder='0' scrolling='no' style='width:100%;height:600px;' sandbox='allow-same-origin allow-forms allow-scripts allow-downloads allow-popups allow-popups-to-escape-sandbox allow-top-navigation-by-user-activation'></iframe><div style='width:100%!;margin-top:4px!important;text-align:right!important;'><a class='flourish-credit' href='https://public.flourish.studio/visualisation/21610996/?utm_source=embed&utm_campaign=visualisation/21610996' target='_top' style='text-decoration:none!important'><img alt='Made with Flourish' src='https://public.flourish.studio/resources/made_with_flourish.svg' style='width:105px!important;height:16px!important;border:none!important;margin:0!important;'> </a></div>
 
 _Network of the top connections for Metallica, with each artist's own top connections in turn_
 

content/nl/showcases/moz-dataset-blog.md

@@ -44,7 +44,7 @@ _Distributie van concerten over opnamelocaties_
 
 Concerten zijn vaak verbonden aan bepaalde evenementen. Sommige terugkerende evenementen vallen minder op, omdat de evenement elk jaar een nieuwe naam heeft, bijv. 'Pinkpop 2022'
 
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 _Evenementen waar concerten aan zijn verbonden_