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Group 5, Puzzle 1

%3 r_0001_0002__happened happened r_0001_0001__It It r_0001_0002__happened->r_0001_0001__It [arg0] r_0001_0003__when when r_0001_0003__when->r_0001_0002__happened [scope] r_0001_0005__were were r_0001_0003__when->r_0001_0005__were [restriction] r_0001_0004__we we r_0001_0005__were->r_0001_0004__we [arg0] r_0001_0007__Switzerland Switzerland r_0001_0005__were->r_0001_0007__Switzerland in [clr]