Mother who killed three children

SUMMARY OF THE AKON GUODE CHILD-MURDER CASE SO FAR

WHO IS AKON GUODE?

* Came to Australia from war-torn Sudan in 2006 with her three oldest children.

HOW HER CHILDREN DIED

* On April 8, 2015, the mother-of-seven drove her 4WD into a Melbourne lake, with four of her children inside.

CHARGES

* Two counts of murder, one count each of infanticide and attempted murder.

* Guode killed her one-year-old son, Bol, and four-year-old twins Hanger and Madit. Her six-year-old daughter Alual was taken to hospital and survived.

ARREST

* Guode questioned by police after the crash and released without charge.

* Tells family members she felt dizzy before the crash.

* Guode is interviewed again in August, charged and taken into custody.

COURT

* Guode entered a plea of not guilty last August to the charges and was committed for trial, to take place in late January.

* She avoided trial with guilty pleas in January, to the infanticide of Bol, the murders of Hanger and Madit, and attempted murder of Alual.

SENTENCING SUBMISSIONS

* Plea hearing begins in the Victorian Supreme Court on Wednesday.

* Prosecution and defence present information they want the judge to take into account when deciding on the sentence.