There are 10 golf courses on Mallorca, three of which are 9-hole, the rest 18-hole.
The 18 hole golf courses get more use than the 9 hole ones.
mnli hypothesis: The 18 hole golf courses get more use than the 9 hole ones. premise: There are 10 golf courses on Mallorca, three of which are 9-hole, the rest 18-hole.