
Are the following mentions coreferent?:
<m> first - degree murder </m> in Prosecutors have charged 27 - year - old Christopher Kenyon Simpson with two counts of first - degree murder in the April 2012 shooting death of 20 - year - old Ka'Loni Flynn of Fort Smith and the resulting death of the fetus. 
</s>
<m> second-degree murder </m> in On November 12, a jury in Redwood City, California, convicted Scott Peterson of first-degree murder in the death of his wife, 23-year-old Laci, and second-degree murder in the death of his 8-month-old unborn son, whom the couple were planning to name Conner. 