摘要 |
A user designates two targets a relation of which the user is to search as a search start target and a search end target, respectively. The user also designates various search conditions. A binary relation database that stores binary relational information extracted, in advance, from various types of biomolecular databases (e.g., databases that store sequence information on DNAs and the like, structural information on proteins and the like, etc), compound databases (e.g., databases that store characteristics of organic compounds and the like), and literature databases (e.g., databases that store technical literatures, papers, and the like) is accessed, and knowledge between the search start target and the search end target is automatically searched. |