6
4,2
"top(m+nap)",-999.99
"eenheid",-999.99
"bottom(m+nap)",-999.99
"eenheid",-999.99
6.61,bxz,5.67,bxz
5.67,syk1,3.37,syk1
3.37,syz,-11.2,syz
-11.2,wawok1,-15.2,wawok1
-15.2,wawoz,-20.2,wawoz
-20.2,end,-,-