With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Adam Sandler is a playwright.
text_B: Tres Fronteras -LRB- Tres Fronteiras -RRB- is the Spanish name for an area of the Amazon Rainforest in the Upper Amazon region of South America .. Amazon Rainforest. Amazon Rainforest. Upper Amazon. Upper Amazon. South America. South America
not_related.