With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Singing Detective eventually aired in Portuguese.
text_B: Ixchiguan is a municipality in the San Marcos department of Guatemala .. Guatemala. Guatemala. San Marcos. San Marcos Department. municipality. municipality. department. Departments of Guatemala. The economy is based on temporary work force on the coffee plantations , respectively on a male migrating work force in Mexico .. Mam , which is one of the Mayan languages of Guatemala , is spoken in Ixchiguan and in the neighborhood of the city .. Guatemala. Guatemala. Mam. Mam language. In two or three villages around the city , the indigenous people speak also K'iche ' , another language that belongs to the Mayan languages group .
not_related.