| http://www.w3.org/ns/prov#value | - The most stringent proximity constraint requires the two terms to be adjacent. 3) Field level: current document records have fields associated with them, such as the Title, Index, Abstract or Full-text field: a) the more fields that are searched, the broader the query; b) the individual fields have varying degrees of precision associated with them, where the title field is the most speci
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