Bo Xu, Yong Xu, Jiaqing Liang, Chenhao Xie, Bin Liang, Wanyun Cui, and Yanghua Xiao. CN-DBpedia: A Never-Ending Chinese Knowledge Extraction System. In International Conference on Industrial, Engineering and Other Applications of Applied Intelligent Systems, pp. 428-438. Springer, Cham, 2017.
| 中文名称 | 天心洞 | |
| 占地面积 | 五万多平方米 | |
| 地理位置 | 河南省南阳市内乡县七里坪乡 | |
| 外文名称 | As the hole | |
| 开放时间 | 8:00-18:00 | |
| 门票价格 | 40元 |
| 标签 | 地形地貌 |
| 标签 | 地理 |