With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Taiwan is a country in East Asia.
text_B: Germany has the largest video games market in Europe , outpacing the United Kingdom .. Germany. Germany. United Kingdom. United Kingdom. The annual Gamescom in Cologne is the world 's largest gaming expo by number of attendees .. Gamescom. Gamescom. Cologne. Cologne
not_related.