Complex sentence: After the downfall of BRIO US in 2006, Plan Toys opened its own distribution unit in the United States, and starting in 2007 Marbel Toys took over distribution in the UK and Ireland.
Split into simpler sentences: After the downfall of BRIO US in 2006, Plan Toys opened its own distribution unit in the United States. In 2007 Marbel Toys took over distribution in the UK and Ireland.