With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Cindy McCain became chair of Hensley & Co., a brewing company based in St. Louis, Missouri.
text_B: Purgatory Afterglow is the fourth full-length studio album by Swedish death metal band Edge of Sanity .. Edge of Sanity. Edge of Sanity. studio album. studio album. Swedish. Swedes. death metal. death metal. The album was recorded by Dan Swano in Unisound Studios , Orebro , Sweden , in July 1994 and released in 1994 by Black Mark Production .. Unisound. Unisound. Orebro. Orebro. Sweden. Sweden. Black Mark. Black Mark Production. Dan Swano. Dan Swano. 1994 in music. Black Mark Production. Black Mark Production. Purgatory Afterglow is dedicated to the loving memory of Kurt Cobain .. Kurt Cobain. Kurt Cobain. There are two different versions to the disc ; the mirror-like disc with black letters and the black disc with gold letters .. The Japanese release features the tracks `` Until Eternity Ends '' and `` Eternal Eclipse '' from the Until Eternity Ends EP .. Until Eternity Ends. Until Eternity Ends. Extended play. One of the two only Edge of Sanity videos was made for the song `` Black Tears '' and it can be viewed here -LRB- the other video was done for `` Uncontrol Me '' from the Cryptic album -RRB- .. Edge of Sanity. Edge of Sanity. This song was covered by the bands Eternal Tears of Sorrow , on their album Chaotic Beauty , and Heaven Shall Burn , on their album Iconoclast -LRB- Part 1  : The Final Resistance -RRB- .. Eternal Tears of Sorrow. Eternal Tears of Sorrow. Chaotic Beauty. Chaotic Beauty. Heaven Shall Burn. Heaven Shall Burn
not_related.