thematic relation
role that an entity plays with respect to a specific action or state
source
entity (person, place, text, thing, etc.) from which something (information, goods, etc.) comes or is acquired
agent
in semantics, thematic relation that refers to the cause or initiator (often intentional) of an event
experiencer
the experiencer of an event
instrument
thematic relation for the means by which an action is carried out
topic
in linguistics, the known information in a phrase
patient
grammar: participant of a situation upon whom an action is carried out
cause
entity which forms causality for an event
focus
grammatical category
addressee
in pragmatics, the direct recipient of an utterance
recipient
thematic relation representing an entity which receives something from an agent in a phrase
actor
participant in an event that instigates it