With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Jim Henson Company produced a film featuring the Muppets.
text_B: A runtime system , also called run-time system , primarily implements portions of an execution model .. execution model. execution model. runtime. Run time ( program lifecycle phase ). This is in contrast to the runtime lifecycle phase of a program , during which the runtime system is in operation .. runtime. Run time ( program lifecycle phase ). Most languages have some form of runtime system , which implements control over the order in which work that was specified in terms of the language gets performed .. runtime. Run time ( program lifecycle phase ). Over the years , the meaning of the term ` runtime system ' has been expanded to include nearly any behaviors that are dynamically determined during execution .. runtime. Run time ( program lifecycle phase )
not_related.