One Conceptual Search
Input is in a natural query language (forms, English, ER diagram Ö)
Query may be transformed (behind the scenes) into a precise query language with defined semantics
Information is at least semi-structured with DL-like markup and also ìexistsî in more natural formats and is interoperable
Answers returned that are not just the explicit answer to question (but also the implicit answer to question)
Answers return the portion of the content that is of use (not an entire page of content)
Answers may be summarized, abstracted, pruned
ìAnswersî may be services that can take action
Interface is interactive and helps users reformulate ìunsuccessfulî queries
Customizable, extensible, Ö