With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Purple Haze is only a book.
text_B: `` It 's the Same Old Song '' is a 1965 hit single recorded by the Four Tops for the Motown label .. Four Tops. Four Tops. Motown. Motown. 1965 in music. Written and produced by Motown 's main production team Holland -- Dozier -- Holland , the song is today one of The Tops ' signature songs , and was notably created -- from initial concept to commercial release -- in 24 hours .. Motown. Motown. It reached number 5 on the Billboard Hot 100 and # 2 on the Billboard R&B Singles chart .. It also reached number 34 in the UK .
not_related.