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Table 2 Shortest path, v-walks, and e-walks of sample sentences in Figs. 4 and 5

From: Improving chemical disease relation extraction with rich features and weakly labeled data

Shortest path Chemical ← arg0 ← cause → arg1 → Disease
v-walks cause → arg0 → Chemical
cause → arg1 → Disease
e-walks arg0 ← cause → arg1