With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Game of Thrones's third season concluded on June 9, 2013.
text_B: Night of Culture -LRB- Noc Kultury in Polish -RRB- is a cultural event held annually in the city of Lublin , Poland .. Lublin. Lublin. Poland. Poland. During this night people are allowed to attend , late into the night , theater plays , classical , popular , gospel and folk music concerts , exhibitions , film showings or street happenings , free of charge .. Visitors are allowed to access among other things any cultural institution in the city such as underground basements or the cathedral tower .. All night long people can party in clubs from all over the city .
not_related.