
Are the following mentions coreferent?:
<m> announced </m> in The all-cash deal, announced Tuesday, represents HP's biggest gamble under the leadership of Mark Hurd, who was hired as chief executive in March 2005 to turn around the maker of personal computers and printers. 
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<m> announce </m> in In a May 20 conference call with reporters to announce HP's 2008 second-quarter financial earnings, Hurd offered his thoughts on the upcoming acquisition of EDS. 