With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Reese Witherspoon started her career as a child actress.
text_B: Nikephoros Euphorbenos Katakalon was a Byzantine aristocrat and son-in-law of Emperor Alexios I Komnenos -LRB- r. 1081 -- 1118 -RRB- .. Byzantine. Byzantine. Alexios I Komnenos. Alexios I Komnenos. He was the son of the distinguished general Constantine Euphorbenos Katakalon , one of Alexios ' most trusted officials .. Constantine Euphorbenos Katakalon. Constantine Euphorbenos Katakalon. As a token of Alexios ' appreciation for Constantine , Nikephoros was married to Maria the porphyrogenita , the emperor 's second daughter , and raised to the rank of panhypersebastos .. porphyrogenita. porphyrogenita. panhypersebastos. panhypersebastos. From the Alexiad , he is known to have participated in combat against the Cumans in 1095 , alongside his father , where he distinguished himself by his bravery .. Alexiad. Alexiad. Cumans. Cumans. It is unknown when he died , but he is recorded as being dead by 1130 .. With Maria , he had numerous children , but only the names of three of his sons are known , Alexios , Andronikos -LRB- governor of Cilicia in 1162 -RRB- and John .. Cilicia. Cilicia
not_related.