Why does the knowledge graph of two of the most famous Black poets get it's information from a website about the Wright Brothers?

Studying Dunbar and Angelou in #edu307. I did not make connection for students. I wanted to see who drew it out, but maybe it is history that had severed the ties

lineages lost

a historical

and not slightly rhetorical

white washing

a bird takes flight

long before a plane

yet with a wing of 

crooked truth, past 

overlooked