PREFIX st: <http://www.soctrace.org/ontologies/st.owl#>
SELECT ?thread 
WHERE { 
	?event st:eventStartAt ?debut . 
	?event st:eventEndAt   ?end . 
  ?event st:runningThread  ?thread . 
  FILTER (?debut >= 3856661666)    
  FILTER (?end  < 8120518690) 
}