| http://www.w3.org/ns/prov#value | - Companies such as Amtrak and Yahoo! have invested in electronic agents that respond to natural speech from callers and can provide such information as weather forecasts, train fares, and schedules; Wells & Fargo's credit-card users will be able to check the status of their balances and pay their bills via a speech program the company plans to test later this year.
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