10 countries - SOLUTION
SAINT VINCENT AND THE GRENADINES + COLOMBIA
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| 1 | S 1 | H 17 | I 3 | N 4 | E 10 | D 15 | --- | > | E 10 | S 1 | T 5 | O 30 | N 4 | I 3 |
| 2 | E 18 | N 8 | I 7 | G 19 | M 33 | A 2 | --- | > | A 2 | N 8 | I 7 | G 19 | E 18 | R 20 |
| 3 | R 20 | E 21 | V 6 | O 30 | L 31 | T 5 | --- | > | V 6 | I 25 | E 21 | T 12 | N 11 | A 13 |
| 4 | B 34 | A 13 | N 11 | D 24 | I 25 | T 12 | --- | > | M 33 | B 34 | E 27 | N 14 | I 35 | N 22 |
| 5 | I 35 | N 14 | S 28 | E 27 | C 9 | T 16 | --- | > | S 28 | C 9 | O 32 | T 16 | L 31 | A 23 |
| 6 | A 23 | N 22 | C 29 | O 32 | N 26 | A 36 | --- | > | N 26 | D 15 | C 29 | H 17 | A 36 | D 24 |