With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Challenge was renamed.
text_B: Veronica Alvarez -LRB- born April 7 , 1983 -RRB- is an American baseball catcher .. baseball. baseball. American. United States. catcher. catcher. She is a member of the United States women 's national baseball team which won a gold medal at the 2015 Pan American Games .. baseball. baseball. Pan American Games. Pan American Games. American. United States. 2015 Pan American Games. Baseball at the 2015 Pan American Games
not_related.