| http://www.w3.org/ns/prov#value | - An automatic liquid soap supply device according to this embodiment mainly comprises, as shown in FIG. 1, a plurality of supply taps 2, 3 and 4 for supplying a liquid soap, pumps 5, 6 and 7 connected to the supply taps 2, 3 and 4 respectively, a reservoir 9 connected by way of a pipe 8 to the pumps 5, 6 and 7, for storing liquid soap (or water soap) S, sub-units 10,11 and 12 connected with the pum
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