TY - Computer Science A1 - ZHOU Qi, LU Ye, LI Ting-yu, WANG Ya, ZHANG Zai-yue and CAO Cun-gen T1 - Acquiring Relationships Between Geographical Entities Based on Semantic Grammar Y1 - 2018-12-01 JF - Computer Science JO - Computer Science SP - 208 EP - 216 VL - 43 IS - 7 UR - https://www.jsjkx.com N1 - 10.11896/j.issn.1002-137X.2016.07.038 ER -