With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The World Science Festival is a science convention.
text_B: Graeme Dell -LRB- April 8 , 1964 - -RRB- was employed by the Football Association 's as England national futsal team coach and has been in that position since the FA started its futsal programme in 2003 , when he led the first ever England futsal team in the UEFA Futsal Championships .. Football Association. Football Association. England national futsal team. England national futsal team. Dell led England in 51 international futsal matches , including the 2006 UEFA Futsal Championship and the 2008 FIFA Futsal World Cup , before he stepped down on March 25 , 2008 .. UEFA Futsal Championship. UEFA Futsal Championship
not_related.