With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Leslie Groves was born August 17, 1896 in Kentucky.
text_B: Different Worlds  : The Definitive Vandenberg '' is a 2004 best of compilation album by the Dutch band Vandenberg on the Atco Records label .. Vandenberg. Vandenberg ( band ). Atco Records. Atco Records. The first disc features all of the band 's singles to date as well as one new track ; a re-recorded version of their biggest hit Burning Heart entitled Burning Heart 2004 .. The second disc is a collection of previously unreleased material including live tracks , demos and an acoustic version of Burning Heart .
not_related.