With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Split was written by M. Night Shyamalan in 2011.
text_B: Expedient is a leading provider of data center -LRB- colocation -RRB- and managed data network services with data centers in Pittsburgh , Baltimore , Columbus , Boston , Cleveland , Memphis and Indianapolis .. data center. data center. colocation. Colocation centre. managed data network services. Data center services
not_related.