article_snippet.sent: Natasha Elderfield, 41, is on trial at Oxford Crown Court accused of the murder of boyfriend Robert Dobinson boyfriend Robert Dobinson, 33, in Abingdon, Oxfordshire .
article_snippet.sent: Elderfield, who told police that blood-soaked Mr Dobinson had accidentally walked on to the knife during a heated argument, denies murder.
highlights_snippet.sent: Natasha Elderfield is accused of the murder of boyfriend Robert Dobinson .
  
highlights_snippet.sent: Natasha Elderfield allegedly stabbed another man and left another man to die on banks of River Thames .
  
highlights_snippet.sent: Elderfield, 41, denies murder and claims boyfriend Robert Dobinson accidentally walked into the knife .