<p>Alfredo Merigo, 43, stabbed his wife with a steak knife as their two-year-old son sat near them in a chair. He later left his 40-year-old wife Linda dead on the driveway, the Sheffield Crown Court was told.<br /><br />Merigo also studied what kind of sentences were handed down for murder or manslaughter and looked at websites to see what prison life was like, the Daily Mail reported.<br /><br />The couple reportedly had a stormy relationship and Merigo allegedly murdered his wife because she refused to be reconciled with him.<br /><br />Though Merigo admitted manslaughter charges, he has denied committing murder.<br />The couple married in 2008. But they frequently argued and Linda blamed her husband for being suspicious and attempting to control her.<br /><br />She moved out of their home in Driffield, Yorkshire, in April 2009 and began divorce proceedings.<br /><br />Linda moved to a rented house and her husband was not allowed on his estranged wife's property.<br /><br />But Merigo was keen to resume the relationship on a permanent basis, saying his son needed both parents around him.<br /><br />When she discovered he planned to move back in, she told him to go away and in a series of text messages told him he was "nasty" and "could not be trusted".<br />A few days later, Merigo went to her house and stabbed her.</p>
<p>Alfredo Merigo, 43, stabbed his wife with a steak knife as their two-year-old son sat near them in a chair. He later left his 40-year-old wife Linda dead on the driveway, the Sheffield Crown Court was told.<br /><br />Merigo also studied what kind of sentences were handed down for murder or manslaughter and looked at websites to see what prison life was like, the Daily Mail reported.<br /><br />The couple reportedly had a stormy relationship and Merigo allegedly murdered his wife because she refused to be reconciled with him.<br /><br />Though Merigo admitted manslaughter charges, he has denied committing murder.<br />The couple married in 2008. But they frequently argued and Linda blamed her husband for being suspicious and attempting to control her.<br /><br />She moved out of their home in Driffield, Yorkshire, in April 2009 and began divorce proceedings.<br /><br />Linda moved to a rented house and her husband was not allowed on his estranged wife's property.<br /><br />But Merigo was keen to resume the relationship on a permanent basis, saying his son needed both parents around him.<br /><br />When she discovered he planned to move back in, she told him to go away and in a series of text messages told him he was "nasty" and "could not be trusted".<br />A few days later, Merigo went to her house and stabbed her.</p>