With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Brunei is on an island.
text_B: The Millennium Line is the second rapid transit line built in the SkyTrain metro system in Metro Vancouver , British Columbia , Canada .. SkyTrain. SkyTrain ( Vancouver ). Metro Vancouver. Metro Vancouver. British Columbia. British Columbia. The line is owned and operated by TransLink .. TransLink. TransLink ( British Columbia ). Millennium Line uses the colour yellow on route maps , wayfinding and station signage .. Effective December 2 , 2016 , eastbound service on the Millennium Line terminates at Lafarge Lake -- Douglas station in Coquitlam .. Coquitlam. Coquitlam. The Expo Line now serves Production Way -- University , Lougheed Town Centre , Braid , and Sapperton , with Braid and Sapperton now being exclusively Expo Line stations .. Expo Line. Expo Line ( TransLink ). Lougheed Town Centre. Lougheed Town Centre station. Braid. Braid station. Sapperton. Sapperton station
not_related.