Johannes H Nysveen

was a passanger on RMS TItanic. he left Kritians Amt.(County) in Oppland.. to Norman Township near Clifford. where he owned a farm. he helped builed Norway Lutheran Church. the farm layed in North Dakota.. his 4 children; Arnt John, Caroline, Martha and Henry. their ancester.. can anyone help me to know who they are? Nysveen died in Titanic, april 14 1912.