With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: A Game of Thrones won the 1997 Locus Award.
text_B: `` Rwanda Rwacu '' -LRB- -LSB- ɾɡwɑːndɑ ɾɡwɑtʃu -RSB- -RRB- or `` Our Rwanda '' was the national anthem of Rwanda from 1962 to January 1 , 2002 , when it was replaced with Rwanda Nziza .. national anthem. national anthem. Rwanda. Rwanda. Rwanda Nziza. Rwanda Nziza
not_related.