With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Istanbul was founded under the name Byzantion on the Sarayburnu promontory.
text_B: The Vietnamese three-striped box turtle -LRB- Cuora cyclornata -RRB- also known as the green rice turtle in China , is a species of the Southeast Asian genus Cuora -LRB- family Geoemydidae -RRB- .. Geoemydidae. Geoemydidae. Cuora. Cuora. It is distributed from the extreme southern part of the Chinese Guangxi Province southwards to central Vietnam and central Laos People 's Democratic Republic .. Guangxi. Guangxi. Vietnam. Vietnam. Laos. Laos. This species reaches up to 30 cm straight carapace length and is thus the largest Cuora species .. Cuora. Cuora. carapace. carapace. Due to demand of traditional Chinese medicine , this species is nearly extinct in the wild , but is readily bred on Chinese turtle farms .. traditional Chinese medicine. traditional Chinese medicine. Extremely high prices are paid for this species in China .. It can be distinguished from Cuora trifasciata by its larger size and generally more oval or rounder shell , which is usually also flatter , a white , pink , or orange chin , and head coloration with an orange-brownish-olive dorsal head pattern and less black pigment .. Cuora. Cuora. Cuora trifasciata. Cuora trifasciata
not_related.