Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: The ex-husband and son of a woman convicted of killing her two baby daughters nearly three decades ago died in a suspected DUI crash in Mississippi over the weekend. Robert Sims, 63, and Randall Sims, 27, of Edwardsville, Illinois, were killed Saturday when their Jeep was forced off of an overpass in Jackson, Mississippi, by a Volvo operated by Yolanda McNeeley who, according to police, was drunk at the time of the collision. Robert Sims was once married to Paula Sims, who is currently serving a life sentence for killing her two-week-old daughter, Loralei, in 1986, and her six-week-old daughter, Heather, in 1989.Robert Sims, 63, and Randall Sims, 27, were killed Saturday in Jackson, Mississippi, when their Jeep was forced off overpassDriver Yolanda McNeeley, charged with aggravated DUI and felony fleeingRobert was once married to Paula Sims, 56, who is serving life sentence without parole for slayings of their baby daughtersPaula Sims claimed that both Loralei, 13 days old, and Heather, six weeks old, were abducted by the same masked gunman three years apartLoralei was found dead in woods in 1986; her sister Heather's body was discovered in trash can in 1989 
 Question:Three months after the conviction, _ pleaded guilty to concealment of a homicidal death.
Output:
Paula Sims