The intervallic contents of Set 1, Set 2 and their relation are given as 7 digits, each representing the occurrence frequency of one of the 7 basic interval types, in the order (left to right):
The Distance covered is obtained by taking the 7-digit rows as coordinates in a 7D grid and computing the sum of the distances "Set 1 - Relation" and "Relation - Set 2". For more info see here.