With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Rev worked with a heavy metal band.
text_B: James Owen Sullivan -LRB- February 9 , 1981 -- December 28 , 2009 -RRB- , professionally known by his stage name The Rev -LRB- shortened version of The Reverend Tholomew Plague -RRB- , was an American musician , composer and songwriter , best known as the drummer , composer , songwriter , backing -LRB- occasional co-leading -RRB- vocalist and founding member for the American heavy metal band Avenged Sevenfold .. composer. composer. songwriter. songwriter. Avenged Sevenfold. Avenged Sevenfold. musician. musician. heavy metal. Heavy metal music. The Rev was widely regarded and critically acclaimed for his work on Avenged Sevenfold albums , and contributed entire songs composed by himself , such as `` Chapter Four '' , `` Afterlife '' , `` A Little Piece of Heaven '' , and `` Almost Easy '' .. Avenged Sevenfold. Avenged Sevenfold. Afterlife. Afterlife ( Avenged Sevenfold song ). Almost Easy. Almost Easy. He was also the lead vocalist / pianist in Pinkly Smooth , a side project where he was known by the name Rathead , with fellow Avenged Sevenfold member , guitarist Synyster Gates -LRB- Brian Elwin Haner Jr. -RRB- , and he was the drummer for Suburban Legends from 1998 to 1999 .. Avenged Sevenfold. Avenged Sevenfold. Pinkly Smooth. Pinkly Smooth. Suburban Legends. Suburban Legends. Synyster Gates. Synyster Gates
related.