| http://www.w3.org/ns/prov#value | - ing section to compare the residual amount of each of the two or more kinds of printing agents each having the different color with the amount of each of the two or more kinds of printing agents each having the different color predicted to be consumed; and [0062] a control section to control the printing section so as to do printing based on the printing data if a result of comparison by the consu
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