With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Joe Scarborough starred in a film directed by a Welshman.
text_B: Complex sales , also known as Enterprise sales , can refer to a method of trading sometimes used by organizations when procuring large contracts for goods and / or services where the customer takes control of the selling process by issuing a Request for Proposal -LRB- RFP -RRB- and requiring a proposal response from previously identified or interested suppliers .. sales. sales. Request for Proposal. Request for Proposal. proposal. proposal ( business ). Complex sales involve long sales cycles with multiple decision makers .. sales. sales. Multiple stakeholders and stakeholder groups contribute to every complex sale .
not_related.