| Experiments on Robust NL Question Interpretation and Multi-layered Document Annotation for a Cross-Language Question/Answering S Recent countries visiting this post |  |
 | 6 | United States |
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| Experiments on Robust NL Question Interpretation and Multi-layered Document Annotation for a Cross-Language Question/Answering S Recent countries visiting this post | |
| 6 | United States |
| 1 |