With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The United States Congress has an upper chamber and a lower chamber.
text_B: My Fair Lady , recorded by `` Shelly Manne & His Friends '' and released in 1956 by Contemporary Records , is the first album ever made consisting entirely of jazz versions of tunes from a single Broadway musical .. Shelly Manne. Shelly Manne. Contemporary Records. Contemporary Records. album. album. jazz. jazz. Broadway musical. Broadway theatre. It was an instant hit and became one of the best-selling jazz albums of its day .. jazz. jazz
not_related.