Complex sentence: On Tuesday 23 February 2016 part of the boiler house building collapsed at Didcot Power Station, one person was declared dead, five injured and three missing, all were believed to have been preparing the site for demolition.
Split into simpler sentences: On Tuesday 23 February 2016, part of the boiler house building collapsed at Didcot Power Station; one person was declared dead, five injured and three missing. All were believed to have been preparing the site for demolition.