With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Samuel Witwer is a son.
text_B: Letters from the Park -LRB- Cartas del parque -RRB- is a 1988 Cuban drama film directed by Tomas Gutierrez Alea .. Tomas Gutierrez Alea. Tomas Gutierrez Alea. drama film. drama film. The film was selected as the Cuban entry for the Best Foreign Language Film at the 61st Academy Awards , but was not accepted as a nominee .. Best Foreign Language Film. Academy Award for Best Foreign Language Film. 61st Academy Awards. 61st Academy Awards
not_related.