Exercise 4.6. Create a knowledge graph of companies by linking the records across Wikidata and the SEC data considered as part the problem 3.7. To connect the two data sets, you can either implement your own record linker, or use any available open-source tools. Report on the quality of the resulting data set in terms of the precision and recall of identifying the correct links across the SEC company data and the Wikidata company information.

Sample Solution