With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Nepal borders China.
text_B: The Ambassel scale is a pentatonic scale widely used in the Gonder and Wollo regions of Ethiopia .. pentatonic scale. pentatonic scale. The notes of the scale -LRB- in the key of C -RRB- are C , Db , F , G and Ab .. The intervals in the scale are a minor second , a major third , a major second , a minor second and a major third .. The scale is used in Ethiopian music for songs with historical themes .. It can be heard used on the song ` Ambassel ' by Abate Berihun and Yitzhak Yedid on their Duo Ras Dashen album .. Category  : Musical scales
not_related.