With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Liev Schreiber performed in a play by David Mamet in 1994.
text_B: Poul Petersen is a former Danish badminton player .. badminton. badminton. He was a Danish National Championship three times in the doubles with Per Walsøe and Svend Pri .. Per Walsøe. Per Walsøe. Svend Pri. Svend Pri. In addition he won the Nordic Championship in 1972 and was capped by Denmark in the early 1970s .. His greatest achievement was winning the 1970 All England Badminton Championships doubles title with Tom Bacher .. 1970 All England Badminton Championships. 1970 All England Badminton Championships. Tom Bacher. Tom Bacher
not_related.