With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Kanye West was brought to life in Atlanta.
text_B: Siegfred Karl Kast -LRB- c. 1916 -- 1 December 1955 -RRB- was a German immigrant to Australia who shot dead two doctors and unsuccessfully attempted to detonate a bomb in Wickham Terrace , Brisbane , before committing suicide .. Wickham Terrace. Wickham Terrace. Brisbane. Brisbane
not_related.