| empire → HasA → emperor | 0.50 | |
| empire → HasA → nominal central authority | 0.44 | |
| empire → HasA → numerous vassal states | 0.41 | |
| empire → HasA → 32 provinces | 0.40 | |
| empire → HasA → resource | 0.38 | |
| empire → HasA → established tradition | 0.37 | |
| empire → HasA → enemy | 0.31 | |
| empire → HasA → army | 0.28 | |
| empire → HasA → large professional army | 0.28 | |
| empire → HasA → virtual monopoly | 0.28 | |
| empire → HasA → a period of decline | 0.28 | |
| empire → HasA → many profound cultural influenc… | 0.25 | |
| empire → HasA → none | 0.25 | |
| empire → HasA → one error | 0.25 | |
| empire → HasA → pataliputra | 0.25 | |
| empire → HasA → rajasthan | 0.25 | |
| empire → HasA → deep, thick root structure | 0.16 | |
| empire → HasA → enough warmongering hardware | 0.16 | |
| empire → HasA → greater power | 0.09 |