| Factor | Reachability set | Antecedent set | Intersection set | Level |
| F1 | 1 | 1, 7, 11, 12, 15 | | 1 | F2 | 2, 5, 9, 10, 14 | 2, 4, 7, 11, 12, 15 | | | F3 | 3 | 3, 7, 11, 12, 15 | | 1 | F4 | 2, 4, 5, 9, 10, 14 | 4, 7, 11, 12, 15 | | | F5 | 5 , 9, 10, 14 | 2, 4, 5, 7, 11, 12, 15 | | | F6 | 6, 9, 14 | 6, 11, 12, 15 | | | F7 | 1, 2, 3, 4, 5, 7, 9, 10, 14 | 7, 12, 15 | | | F8 | 8, 9, 14 | 8, 12, 15 | | | F9 | 9, 14 | 2, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15 | | | F10 | 9, 10, 14 | 2, 4, 5, 7, 10, 11, 12 , 15 | | | F11 | 1, 2, 3, 4, 5, 6, 9, 10, 11, 14 | 7, 11, 12, 15 | | | F12 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 | 7, 11, 12, 15 | | | F13 | 9, 13, 14 | 7, 11, 12, 15 | | | F14 | 14 | 7, 11, 12, 15 | | 1 | F15 | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16 | 7, 11, 12, 15 | | | F16 | 16 | 7, 11, 12, 15 | | 1 |
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