With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Transformers: Age of Extinction is a short film.
text_B: The Equestrian Competition at the 2005 Mediterranean Games was held in the Almeria Equestrian Club in Almeria , Spain .. Equestrian Competition. Equestrianism. 2005 Mediterranean Games. 2005 Mediterranean Games
not_related.