The nation's largest retailer has told its 100 top suppliers they have to start using electronic tags on all pallets of goods by Jan. 25, 2005.
Wal-Mart has told its top 100 suppliers that they'll need to have radio-frequency ID systems in place for tracking pallets of goods through the supply chain by Jan. 25, 2005.

On a scale from 0 to 5, where 0 is "no meaning overlap" and 5 is "means the same thing", how closely does the first sentence resemble the second one?
4