Complex sentence: The police vans were rammed at barricades that had been set on fire at Plainsfield Close and Tactical Aid Group vans fitted with searchlights were used to chase and arrest those rioters still on the streets.
Split into simpler sentences: The police vans were rammed at barricades that had been set on fire at Plainsfield Close. The Tactical Aid Group personnel carriers fitted with searchlights were used to chase and arrest those rioters still on the streets.