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Extracting information may help the users to salvage their needed information from infinite useful information. Since there are variety of information extraction techniques to explore our information from the internet. But it will not resume the unique information what we desire. Inferential rules are essential to the semantic web application as ontology. The ontology techniques can be used for extract creative information but it has some issues. So we fabricate ontology to retrieve structure of websites diagrammatically and rule acquisition method to acquire rules from similar websites. In our proposed approach Best First Search (BFS) and Constraint Directed Search (CDS) algorithm used to demonstrate the outcome graphically and to appraise performance metrics.
Keywords: Semantic web, Ontology, Rule acquisition