Testing the theory

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