With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Black Sabbath released a photo album of the same name.
text_B: This is a complete list of members of the United States Senate during the 29th United States Congress listed by seniority , from March 4 , 1845 to March 3 , 1847 .. United States Senate. United States Senate. 29th United States Congress. 29th United States Congress. Order of service is based on the commencement of the senator 's first term .. Behind this is former service as a senator -LRB- only giving the senator seniority within his or her new incoming class -RRB- , service as Vice President , a House member , a Cabinet secretary , or a governor of a state .. Vice President. Vice President of the United States. House. United States House of Representatives. Cabinet secretary. United States Cabinet. governor. Governor ( United States ). The final factor is the population of the senator 's state .. Senators who were sworn in in the middle of the two-year congressional term -LRB- up until the last senator who was not sworn in early after winning the November 1846 election -RRB- are listed at the end of the list with no number .
not_related.