With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Peter Davison starred in Holding the Fort.
text_B: Mae Tuen is a tambon -LRB- subdistrict -RRB- of Omkoi District , in Chiang Mai Province , Thailand .. Province. Provinces of Thailand. Chiang Mai. Chiang Mai Province. Omkoi. Amphoe Omkoi. tambon. tambon. Omkoi District. Amphoe Omkoi. Chiang Mai Province. Chiang Mai Province. Thailand. Thailand. In 2005 it had a total population of 9,180 people .. The tambon contains 16 villages .. tambon. tambon
not_related.