Table 3 Main grammatical relations and some of their values generated from parse tree in Figure 2.
From: Extracting causal relations on HIV drug resistance from literature
Component | Explanation and example |
|---|---|
nsubj | Nominal subject: MUTATION0 |
nsubjpass | Nominal passive subject |
pre | Predicate of a clause: increased resistance to DRUG0, but not DRUG1 |
dobj | Direct object: resistance |
iobj | Indirect object |
pobj | Prepositional object: DRUG0, but not DRUG1 |
prep | Prepositional modifier: to DRUG0, but not DRUG1 |
cc | Coordination: but not |
conj | Conjunction: DRUG1 |
neg | Negation: not |
acomp | Adjectival complement |