With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Grey's Anatomy is a series.
text_B: Shiv Charan is a 1984 Bollywood film Directed by K. Anil Kumar starting Om Shivpuri , Vinod Mehra and Navin Nischol .. Om Shivpuri. Om Shivpuri. Vinod Mehra. Vinod Mehra. Navin Nischol. Navin Nischol
not_related.