Testing the theory

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