With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Noam Chomsky refused to have anything to do with the creation of the Chomsky hierarchy.
text_B: Doublemoon Records , founded in 1998 as an offshoot of Pozitif Productions , is an independent pioneering record label based in Istanbul , Turkey , dedicated to spreading the city 's music around the world .. Istanbul. Istanbul. Doublemoon has concentrated on world fusion music , bringing together jazz and world , acoustic and electronic , and occidental and oriental music .. Doublemoon has received a number of accolades including being selected as one of the three most important independent record labels by the French publication , Vibrations ; reaching number one on the European World Music Charts ; and being listed among the top ten record labels in the world by WOMEX / World Music Charts Europe .. World Music. World Music. Doublemoon 's artists play the sound of Istanbul at some of the world 's biggest festivals like Montreux Jazz , Montreal Jazz , Exi , and Roskilde .. Istanbul. Istanbul. Jazz. Jazz. they have appeared on the covers of magazines like Global Rhythm and received nominations for the BBC Radio 3 world music awards .. BBC Radio 3. BBC Radio 3
not_related.