With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lewis Hamilton raced with McLaren.
text_B: The 3rd Regiment Alabama Infantry was an infantry regiment that served in the Confederate Army during the American Civil War .. Infantry. Infantry. infantry. infantry. regiment. regiment. Confederate Army. Confederate Army. American Civil War. American Civil War. The 3rd Alabama consisted mainly of men from the Alabama counties of Autauga , Coosa , Lowndes , Macon , Mobile and Montgomery .. Autauga. Autauga County, Alabama. Coosa. Coosa County, Alabama. Lowndes. Lowndes County, Alabama. Macon. Macon County, Alabama. Mobile. Mobile County, Alabama. Montgomery. Montgomery County, Alabama
not_related.