With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tokyo ranked fourth in the Billboard Hot 100.
text_B: Ladislav Simunek -LRB- 4 October 1916 -- 7 December 1969 -RRB- was a Czech football player .. Czech. Czech people. He was a devoted player of SK Slavia Praha .. SK Slavia Praha. SK Slavia Praha. He played for the Czechoslovakia national team -LRB- 4 matches / 3 goals -RRB- and was a participant at the 1938 FIFA World Cup , where he played two games .. Czechoslovakia. Czechoslovakia national football team. Czechoslovakia national team. Czechoslovakia national football team. 1938 FIFA World Cup. 1938 FIFA World Cup
not_related.