6
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
11.55,bxz,10.55,bxz
10.55,syk1,9.55,syk1
9.55,syz,5.55,syz
5.55,wawok1,3.55,wawok1
3.55,wawoz,-13.45,wawoz
-13.45,end,-,-