1. A method, in a data processing system, for determining comprehensiveness of a question paper given a syllabus of topics, the method comprising: finding, by an answer and evidence generator of a question answering system executing on the data processing system, one or more answers based on the syllabus of topics for each question in the question paper; identifying, by the answer and evidence generator, evidence for the one or more answers in the syllabus for each question in the question paper; identifying, by a concept identifier of the question answering system, a set of concepts in the syllabus corresponding to the evidence for each question in the question paper to form a plurality of sets of concepts; and determining a value for a comprehensiveness metric for the question paper with respect to the syllabus of topics based on the plurality of sets of concepts.