With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Count Basie formed a 16 to 18 piece big band.
text_B: Tai Tham is a Unicode block containing characters of the Lanna script used for writing the Northern Thai -LRB- Kam Mu'ang -RRB- , Tai Lu , and Khun languages .. Tai Tham. Tai Tham alphabet. Unicode block. Unicode block. Lanna script. Lanna script
not_related.