With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: South Korea is featured on the Index of Ignorance.
text_B: Angelo Vanzin -LRB- born 8 February 1932 -RRB- is an Italian competition rower and Olympic champion .. Italian. Italy. rower. Sport rowing. He received a gold medal in coxed fours at the 1956 Summer Olympics in Melbourne , together with Romano Sgheiz , Alberto Winkler , Franco Trincavelli and Ivo Stefanoni .. 1956 Summer Olympics. 1956 Summer Olympics. Melbourne. Melbourne. Romano Sgheiz. Romano Sgheiz. Alberto Winkler. Alberto Winkler. Franco Trincavelli. Franco Trincavelli. Ivo Stefanoni. Ivo Stefanoni
not_related.