| http://www.w3.org/ns/prov#value | - Also, the answering system 1 of the present embodiment has an arrangement wherein audio and/or visual data are externally entered through the public line A. However, the answering system 1 of the present invention is not limited to this arrangement, but can adopt an arrangement wherein the audio and/or visual data are externally entered through a transmitting path such as a private line and an air
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