With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Since the 1950s, Istanbul's population has grown in number.
text_B: The International Auxiliary Language Association -LRB- IALA -RRB- was founded in 1924 to `` promote widespread study , discussion and publicity of all questions involved in the establishment of an auxiliary language , together with research and experiment that may hasten such establishment in an intelligent manner and on stable foundations . ''. auxiliary language. international auxiliary language. Although it was created to determine which auxiliary language of a wide field of contenders was best suited for international communication , it eventually determined that none of them was up to the task and developed its own language , Interlingua .. auxiliary language. international auxiliary language. Interlingua. Interlingua. The IALA continued to publish materials in and about Interlingua until 1954 , when its activities were taken up by the new Interlingua Division of Science Service .. Interlingua. Interlingua. Science Service. Society for Science and the Public
not_related.