
Are the following mentions coreferent?:
<m> MacWorld </m> in While Apple's final keynote address at the annual MacWorld convention in San Francisco did not contain the iPhone-related announcements many had hoped for, we were given all of the details on Apple's latest revamp to their largest and most powerful MacBook Pro. 
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<m> Macworld </m> in After weeks of speculation about what would be introduced at Macworld, Apple Inc. took the wraps off of updated iTunes and iLife software and unveiled a 17-inch MacBook Pro. Delivering the keynote address at the Macworld trade show, Apple Inc. took the wraps off of updated iTunes and iLife software and unveiled a new online service that lets users share documents over the Web. 