
Are the following mentions coreferent?:
<m> undisclosed </m> in Hewlett - Packard Engineers Deal for EYP Hewlett - Packard agreed to buy EYP Mission Critical Facilities, a data center engineering firm, for an undisclosed sum in a deal that will provide an exit for TA Associates. 
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<m> said </m> in H-P will be bad for anyone that doesn't have H-P or IBM ( IBM Quote - Cramer on IBM - Stock Picks ) on their business card, said IDC analyst Bob Welch. 