With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Cowboy was performed during a show.
text_B: Filin -LRB- Филин , meaning male owl -RRB- is a gender-neutral Russian surname that may refer. Ivan Filin -LRB- born 1926 -RRB- , Soviet marathon runner. Ivan Filin. Ivan Filin. Oleksandr Filin -LRB- born 1996 -RRB- , Ukrainian football defender. Oleksandr Filin. Oleksandr Filin. Sergei Filin -LRB- born 1970 -RRB- , Russian ballet dancer and artistic director. Sergei Filin. Sergei Filin. Category  : Russian-language surnames
not_related.