
Are the following mentions coreferent?:
<m> Adds </m> in T - Mobile continues to add to its growing line - up of 4G LTE devices by partnering with BlackBerry to bring customers the BlackBerry Q10. T - Mobile is the only major U. S. wireless company to offer the Q10 with no annual service contract plus unlimited talk, text and Web on a fast, nationwide 4G network. 
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<m> adding </m> in T-Mobile will be adding the BlackBerry Curve 8900 to their lineup come February. The press release doesn't get any more specific than that, but seems to lend authority to the previous leak, which indicated that the 18th would be the day. 