With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Judith Barsi died in 1988.
text_B: KAFOS -LRB- Karadeniz Fiber Optik Sistemi - Black Sea Fibre Optic System -RRB- is a submarine telecommunications cable system in the Black Sea linking Romania , Bulgaria , and Turkey .. submarine telecommunications cable system. Submarine communications cable. Black Sea. Black Sea. Romania. Romania. Bulgaria. Bulgaria. Turkey. Turkey. It has landing points in  :. landing points. Cable landing point. Mangalia , Romania. Mangalia. Mangalia. Romania. Romania. Varna , Bulgaria. Varna. Varna. Bulgaria. Bulgaria. Istanbul , Turkey. Istanbul. Istanbul. Turkey. Turkey. it has a transmission capacity of 622 Mbit / s , and a total cable length of 504 km .. It started operation on 13 June 1997 .
not_related.