With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Colombia lost the bid to host the 2011 FIFA U-20 World Cup to Germany.
text_B: Galatsi -LRB- Γαλατσι , -LSB- ɣaˈlatsi -RSB- -RRB- , called in Katharevousa Galatsion , is a northern suburb of Athens , Greece , and a municipality of the Attica region .. Attica. Attica ( region ). Katharevousa. Katharevousa. Athens. Athens. Greece. Greece. municipality. municipality. The municipality has an area of 4.026 km2 .. municipality. municipality. Until the mid-20th century , the area was mainly made up of farmlands but due to the continuous expansion of the Greek capital , Galatsi was rapidly urbanised and has come to lie in the center of the Athens agglomeration .. Athens. Athens. agglomeration. Urban agglomeration
not_related.