With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Nick Cannon recorded the album "Dime Piece".
text_B: Rachid Ziar -LRB- born 15 November 1973 -RRB- is a retired Algerian long-distance runner who specialized in the marathon .. long-distance runner. long-distance track event. marathon. marathon. He finished 24th at the 1999 World Half Marathon Championships , 19th at the 2001 World Half Marathon Championships and 18th at the 2003 World Championships .. 1999 World Half Marathon Championships. 1999 IAAF World Half Marathon Championships. 2001 World Half Marathon Championships. 2001 IAAF World Half Marathon Championships. 2003 World Championships. 2003 World Championships in Athletics – Men's Marathon. He also competed at the 2004 Olympic Games , but did not finish the race .. 2004 Olympic Games. Athletics at the 2004 Summer Olympics – Men's marathon. His personal best times were 1 :01 :30 hours in the half marathon , achieved in September 1999 in Uijeongbu ; and 2 :09 :54 hours in the marathon , achieved in April 2002 in the Paris Marathon .. marathon. marathon. half marathon. half marathon. Uijeongbu. Uijeongbu. Paris Marathon. Paris Marathon
not_related.