In the first column of the countries and professions tables, wrap the labels within links pointing to the corresponding Wikidata elements.
Similarly, in the first column of the wiki languages table, wrap the language codes within links pointing to the corresponding wiki.

For instance, in the following image, the labels should point to (from top to bottom) https://www.wikidata.org/wiki/Q1129036, https://www.wikidata.org/wiki/Q202162, etc. Same deal in the professions table.

Similarly, in the following image, the labels should point to (from top to bottom) https://ab.wikipedia.org, https://abstract.wikipedia.org, etc.