{1:SHORTANSWER:~%100%had ever seen#An event that happened at any time in the past before a past state~%100%'d ever seen#An event that happened at any time in the past before a past state~%100%had ever seen------------#An event that happened at any time in the past before a past state~%100%’d ever seen#An event that happened at any time in the past before a past state}