Arg0:preventer, hinderer, Agent
Arg1:Theme (action or object being prevented)
Arg2:secondary predication or action
Arg3:instrument
| theme and action (-) | |
|---|---|
|  | |
| REL: | constrained | 
| Arg1: | *trace* -> itself | 
| Arg2-from: | boosting sales further | 
| ArgM-CAU: | because its plants are operating at capacity | 
Arg1 does not take -REC in this case because there is no other instance of that entity in this structure. "Find" would take a -REC tag, because that shows both "GM" and "itself".
| with agent? (-) | |
|---|---|
|  | |
| Arg0: | Mary | 
| REL: | constrained | 
| Arg1: | John | 
| Arg2-from: | eating the chocolate bunny |