With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Yeh Dillagi is a Bollywood film.
text_B: The men 's 4 × 100 metres relay at the 2014 IPC Athletics European Championships was held at the Swansea University Stadium from 18-23 August .. 4 × 100 metres relay. 4 × 100 metres relay. 2014 IPC Athletics European Championships. 2014 IPC Athletics European Championships. Swansea University Stadium. Swansea University
not_related.