| CL Research Experiments in TREC-10 Question Answering Recent countries visiting this post |  |
 | 3 | United States |
 | 1 | Germany |
 | 1 | |
 | 1 | China |
| CL Research Experiments in TREC-10 Question Answering Recent countries visiting this post | |
| 3 | United States |
| 1 | Germany |
| 1 | |
| 1 | China |