| http://www.w3.org/ns/prov#value | - ctric power transmission lines 40 to the electric power transmission lines 50 is larger than zero, the price setting apparatus 30 raises the selling price of electric power. (4) In the cases other than the cases (1) and (2), and in the case when the total of the amount of electric power flowing from the electric power transmission lines 150 to the electric power transmission lines 40 (this becomes
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