| http://www.w3.org/ns/prov#value | - A one day discount, if available to everyone, is no different than if a gas station reduced the price and increased the price the following day.If there are restrictions on receiving the discount, such as being required to buy something else in order to receive the discount, or if the discount was for a short period of time between the hours of. (for example, 6 and 8 a.m.), that would be differe
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