20 10 5 5 0
 1- 2 1  3- 4 2  5- 6 3  7- 8 4  9-10 5 11-12 1 13-14 2 15-16 3 17-18 4 19-20 5 
 1- 8 2  3-16 4  5-18 5  7-20 1  9-12 2 11-14 3 13-10 3 15- 2 4 17- 4 5 19- 6 1 
 1- 4 3  3-18 1  5-20 2  7-12 3  9-14 4 11-16 5 13- 6 4 15- 8 5 17-10 1 19- 2 2 
 1-10 4  3-20 3  5-12 4  7-14 5  9-16 1 11-18 2 13- 2 5 15- 4 1 17- 6 2 19- 8 3 
 6- 1 5 12- 3 5 14- 5 1 16- 7 2 18- 9 3 20-11 4  8-13 1 10-15 2  2-17 3  4-19 4 
#<name>20 paren 5 ronden</name>