| http://www.w3.org/ns/prov#value | - These displays, such as for example, FIG. 5 or FIG. 6, enable the user to peruse contents of the sites WSa, WSb simultaneously, and to recognize visually which site of the sites WSa, WSb is close to the tuning position TP, or in which direction the sites WSa, and WSb exist in relation to the tuning position TP.
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