Testing the theory

Random pairings
A B C D E F G H I J
Role 1 16 13 18 15 16 10 14 0 22 14
Role 2 5 7 20 5 15 7 21 21 1 15
Role 3 24 4 23 15 0 13 4 4 23 20
Role 4 13 22 16 14 22 4 12 0 15 17
Role 5 7 9 10 18 10 16 10 5 20 2
Role 6 15 15 5 21 2 0 20 18 24 3
Role 7 21 0 7 22 13 17 19 3 4 17
Role 8 6 12 23 11 22 14 11 20 3 23
Role 9 2 23 16 20 24 17 3 7 8 19
Role 10 12 4 11 22 16 6 21 15 3 10