
Are the following mentions coreferent?:
<m> introduced </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. 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. Apple also rolled out an updated version of iWork that includes a new online service that lets users share documents over the Web. 
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<m> introduced </m> in Today may be Apple's last Macworld Expo appearance but Apple came bearing gifts. At today's keynote event, Apple introduced a collection of new and refreshed software and hardware products to show off on stage. Apple's first hardware announcement at Macworld today introduced the 17 '' MacBook Pro. 