With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Heikegani has a shell that is believed to resemble an angry samurai's sword.
text_B: Ubon Ratchathani -LRB- อบลราชธาน , -LSB- ʔu.bon raːt.tɕʰa.thaː.niː -RSB- -RRB- , often shortened to Ubon , is one of the northeastern provinces -LRB- changwat -RRB- of Thailand , and the country 's easternmost .. northeastern. Isan. provinces. Provinces of Thailand. Thailand. Thailand. Ubon is about 630 km from Bangkok .. Neighboring Provinces are -LRB- from west clockwise -RRB- Sisaket , Yasothon , and Amnat Charoen .. Sisaket. Sisaket Province. Yasothon. Yasothon Province. Amnat Charoen. Amnat Charoen Province. To the north and east it borders Salavan and Champasak of Laos , to the south Preah Vihear of Cambodia .. Salavan. Salavan Province. Champasak. Champasak Province. Laos. Laos. Preah Vihear. Preah Vihear Province. Cambodia. Cambodia
not_related.