Recently, we can acquire immence amount of information thanks to the spread of a computer and inter-net. Therefore, technology for finding the information that a user desires becomes more and more important. A question answering (QA) system answers a question written by natural language in contrast to conventional information retrieval systems where a user… (More)
We developed a question and answering system QUARK. This system extracts an answer from newspaper corpus as a knowledge source by a statistical technique. We participated in NTCIR3 QAC task to evaluate our system.