Question: Who is the maternal grandmother of Madison Hemings?
Sentence (from "Madison Hemings"): In 2010 their descendant Shay Banks-Young, who identifies as African American, together with one Wayles and one Hemings descendants, who each identify as European American, received the international "Search for Common Ground" award for work among the Jefferson descendants and the public to bridge gaps and heal "the legacy of slavery.
Relevant evidence: No