
Are the following mentions coreferent?:
<m> Adds </m> in T - Mobile adds BlackBerry Q10 to its 4G LTE Smartphone Portfolio posted at 10 : 04 am on May 14, 2013 T - Mobile has announced that the BlackBerry Q10 is coming to their 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. 