File format for each data folder
- 'train.txt', 'valid.txt', and 'test.txt': The first four columns correspond to subject, relation, object, and time. The fifth column is ignored.
- 'stat.txt': The first two columns correspond to the number of entities and relations, respectively.
ICEWS18, GDELT, WIKI, and YAGO are obtained from RE-Net. ICEWS14 and ICEWS_500 are obtained from Know-Evolve.