With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lisbon is a city known for its film industry and for being the capital of Portugal.
text_B: The Samsung Galaxy Tab 2 7.0 is a 7-inch Android tablet produced and marketed by Samsung Electronics .. Samsung. Samsung. Galaxy Tab. Samsung Galaxy Tab series. Android. Android ( operating system ). tablet. tablet computer. Samsung Electronics. Samsung Electronics. Samsung Galaxy Tab. Samsung Galaxy Tab. Samsung Galaxy Tab 2 is Ice Cream Sandwich sequel .. Samsung. Samsung. Galaxy Tab. Samsung Galaxy Tab series. Ice Cream Sandwich sequel. Android Ice Cream Sandwich. Samsung Galaxy Tab. Samsung Galaxy Tab. It belongs to the second generation of the Samsung Galaxy Tab series , which also includes a 10.1-inch model , the Galaxy Tab 2 10.1 .. Samsung. Samsung. Galaxy Tab. Samsung Galaxy Tab series. Samsung Galaxy Tab. Samsung Galaxy Tab. Galaxy Tab 2 10.1. Samsung Galaxy Tab 2 ( 10.1 ). It was announced on 13 February 2012 , and launched in the US on 22 April 2012 .. It is the successor to the Samsung Galaxy Tab 7.0 Plus .. Samsung. Samsung. Galaxy Tab. Samsung Galaxy Tab series. Samsung Galaxy Tab 7.0 Plus. Samsung Galaxy Tab 7.0 Plus. Samsung Galaxy Tab. Samsung Galaxy Tab
not_related.