With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ink Master had only one season.
text_B: This is a List of exoplanets discovered before 2000 .. For exoplanets detected only by radial velocity , the mass value is actually a lower limit .. -LRB- See Minimum mass for more information -RRB-. Minimum mass. Minimum mass
not_related.