From: Coreference based event-argument relation extraction on biomedical text
| Type | Description | Edge in Figure 1 |
|---|---|---|
| Cross | E-A relations crossing sentence boundaries (cross-link) | Arrow (C) |
| W-ANT | Intra-sententence E-As (intra-link) with antecedents | Arrow (A) |
| Normal | Neither Cross nor W-ANT | Arrow (D) |