Testing the theory

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