Relation akts#temporal_relation_from_time_interval (sumo#time_interval,dl#temporal_region)
  supertype:  akts#temporal_relation
  subtype:  akts#begins-at-time-point (sumo#time_interval,sumo#time_point)
  subtype:  akts#ends-at-time-point (sumo#time_interval,sumo#time_point)
  subtype:  akts#has-duration__hasduration (sumo#time_interval,sumo#time_duration)