| http://www.w3.org/ns/prov#value | - A communication system comprising:an input section (1, 7 and 8) for inputting a message including at least one of characters, numerals and symbols; a transmission section (3, 5 and 6) for converting said message, input through said input section (1, 7 and 8), to a signal of a predetermined format and transmitting said signal; and a communication terminal (4, 9) for receiving said signal transmitte
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