Complex sentence: The "Dapol Dr Who Experience" opened in 1994 and was sited in Llangollen, Denbighshire, Wales, under the auspices of the company that made Doctor Who merchandise until 2002, and featured many costumes and props, some dating back to the 1960s.
Split into simpler sentences: The "Dapol Dr Who Experience" opened in 1994 and was sited in Llangollen, Denbighshire, Wales, under the auspices of the company that made "Doctor Who" merchandise until 2002. It featured many costumes and props, some dating back to the 1960s.