With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ryan Phillippe starred in the 1997 film I Know What You Did Last Summer.
text_B: Lamykin Dome is a domed feature rising to 525 m which forms the ice-covered summit of Tange Promontory , on the coast of Enderby Land , Antarctica .. Tange Promontory. Tange Promontory. Enderby Land. Enderby Land. The feature was plotted on charts by the Soviet Antarctic Expedition -LRB- 1957 -RRB- and named for Soviet hydrographer S.M. Lamykin .. Soviet Antarctic Expedition. Soviet Antarctic Expedition. S.M. Lamykin. S.M. Lamykin
not_related.