With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: IBM is incapable of inventing the magnetic stripe card.
text_B: Per Stale Søderstrøm -LRB- born 20 April 1943 -RRB- is a retired Norwegian handball player who competed in the 1972 Summer Olympics .. Norwegian. Norway. handball. Team handball. 1972 Summer Olympics. 1972 Summer Olympics. He was born in Oslo and represented the club SK Arild .. Oslo. Oslo. SK Arild. SK Arild. In 1972 he was part of the Norwegian team which finished ninth in the Olympic tournament .. Norwegian. Norway. Norwegian team. Norway national handball team. Olympic tournament. Handball at the 1972 Summer Olympics. He played three matches .
not_related.