With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Pompeii did not have a complex water system.
text_B: Kevin Bowring is a Welsh former rugby union player and coach .. Welsh. Wales. rugby union. rugby union. Bowring attended Neath Grammar School for Boys .. Neath. Neath. A flanker , he played for London Welsh and captained the team .. Welsh. Wales. London Welsh. London Welsh RFC. He also represented the Barbarians and Middlesex County .. Barbarians. Barbarian F.C.. He progressed into coaching with Wales Under-20 , Under-21 and Wales A before being appointed as the first full-time professional coach of the Wales national rugby union team .. Wales. Wales national rugby union team. rugby union. rugby union. Wales national rugby union team. Wales national rugby union team. He was later employed by the Rugby Football Union as an Elite Coach for the England rugby union team .. rugby union. rugby union. Rugby Football Union. Rugby Football Union. Bowring is a Board member of Sports Coach UK and a member of the Coaching Committee which sets the overall strategy for sports coaching in the UK .
not_related.