The first witness to give evidence into deaths of a man, his ex-partner and their child in Derbyshire is Edward Clark.
Mr Clark was a neighbour of Rachael Slack who lived in the village of Holbrooke. Ms. Slack and her son, Auden, were found with multiple stab wounds on 2nd June 2010, along with her ex-partner, Andrew Cairns.
He told the inquest that on 31st May 2010 he saw a man go into Rachael Slack's house, but said there seemed nothing unusual about this scene.
Mr Clark also said that on the following day he saw another man walk into the front of his property and then retrace his steps.
Then on 2nd June 2010 he saw a man knocking on the door and window of Rachael Slack's house looking concerned and agitated.
A Coroner's report has made recommendations after an inquest found Rachael Slack and her son were unlawfully killed by her former partner.
A timeline of the events surrounding the stabbing of Rachael Slack, Andrew Cairns and their two-year old son, Auden.
The inquest on a mentally ill patient found stabbed to death with his ex-partner and their son in Derbyshire will hear further evidence.